20439488520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:761

約数の個数: 384

約数和(自身を含む): 74158156800

約数和(自身を除く): 53718668280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 139, 142, 165, 180, 198, 213, 220, 264, 278, 284, 330, 355, 360, 396, 417, 426, 440, 495, 523, 556, 568, 639, 660, 695, 710, 781, 792, 834, 852, 990, 1046, 1065, 1112, 1251, 1278, 1320, 1390, 1420, 1529, 1562, 1569, 1668, 1704, 1980, 2085, 2092, 2130, 2343, 2502, 2556, 2615, 2780, 2840, 3058, 3124, 3138, 3195, 3336, 3905, 3960, 4170, 4184, 4260, 4587, 4686, 4707, 5004, 5112, 5230, 5560, 5753, 6116, 6248, 6255, 6276, 6390, 7029, 7645, 7810, 7845, 8340, 8520, 9174, 9372, 9414, 9869, 10008, 10460, 11506, 11715, 12232, 12510, 12552, 12780, 13761, 14058, 15290, 15620, 15690, 16680, 17259, 18348, 18744, 18828, 19738, 20920, 22935, 23012, 23430, 23535, 25020, 25560, 27522, 28116, 28765, 29607, 30580, 31240, 31380, 34518, 35145, 36696, 37133, 37656, 39476, 45870, 46024, 46860, 47070, 49345, 50040, 51777, 55044, 56232, 57530, 59214, 61160, 62760, 68805, 69036, 70290, 72697, 74266, 78952, 86295, 88821, 91740, 93720, 94140, 98690, 103554, 108559, 110088, 111399, 115060, 118428, 137610, 138072, 140580, 145394, 148035, 148532, 172590, 177642, 183480, 185665, 188280, 197380, 207108, 217118, 218091, 222798, 230120, 236856, 258885, 275220, 281160, 290788, 296070, 297064, 325677, 334197, 345180, 355284, 363485, 371330, 394760, 408463, 414216, 434236, 436182, 444105, 445596, 517770, 542795, 550440, 556995, 581576, 592140, 651354, 654273, 668394, 690360, 710568, 726970, 742660, 799667, 816926, 868472, 872364, 888210, 891192, 977031, 1035540, 1085590, 1090455, 1113990, 1184280, 1225389, 1302708, 1308546, 1336788, 1453940, 1485320, 1599334, 1628385, 1633852, 1670985, 1744728, 1776420, 1954062, 2042315, 2071080, 2171180, 2180910, 2227980, 2399001, 2450778, 2605416, 2617092, 2673576, 2907880, 3198668, 3256770, 3267704, 3271365, 3341970, 3552840, 3676167, 3908124, 3998335, 4084630, 4342360, 4361820, 4455960, 4798002, 4885155, 4901556, 5161487, 5234184, 6126945, 6397336, 6513540, 6542730, 6683940, 7197003, 7352334, 7816248, 7996670, 8169260, 8723640, 9596004, 9770310, 9803112, 10322974, 11995005, 12253890, 13027080, 13085460, 13367880, 14394006, 14704668, 15484461, 15993340, 16338520, 18380835, 19192008, 19540620, 20645948, 23990010, 24507780, 25807435, 26170920, 28788012, 29409336, 30968922, 31986680, 35985015, 36761670, 39081240, 41291896, 46453383, 47980020, 49015560, 51614870, 56776357, 57576024, 61937844, 71970030, 73523340, 77422305, 92906766, 95960040, 103229740, 113552714, 123875688, 143940060, 147046680, 154844610, 170329071, 185813532, 206459480, 227105428, 232266915, 283881785, 287880120, 309689220, 340658142, 371627064, 454210856, 464533830, 510987213, 567763570, 619378440, 681316284, 851645355, 929067660, 1021974426, 1135527140, 1362632568, 1703290710, 1858135320, 2043948852, 2271054280, 2554936065, 3406581420, 4087897704, 5109872130, 6813162840, 10219744260, 20439488520]

約数ペア:

[(1, 20439488520), (2, 10219744260), (3, 6813162840), (4, 5109872130), (5, 4087897704), (6, 3406581420), (8, 2554936065), (9, 2271054280), (10, 2043948852), (11, 1858135320), (12, 1703290710), (15, 1362632568), (18, 1135527140), (20, 1021974426), (22, 929067660), (24, 851645355), (30, 681316284), (33, 619378440), (36, 567763570), (40, 510987213), (44, 464533830), (45, 454210856), (55, 371627064), (60, 340658142), (66, 309689220), (71, 287880120), (72, 283881785), (88, 232266915), (90, 227105428), (99, 206459480), (110, 185813532), (120, 170329071), (132, 154844610), (139, 147046680), (142, 143940060), (165, 123875688), (180, 113552714), (198, 103229740), (213, 95960040), (220, 92906766), (264, 77422305), (278, 73523340), (284, 71970030), (330, 61937844), (355, 57576024), (360, 56776357), (396, 51614870), (417, 49015560), (426, 47980020), (440, 46453383), (495, 41291896), (523, 39081240), (556, 36761670), (568, 35985015), (639, 31986680), (660, 30968922), (695, 29409336), (710, 28788012), (781, 26170920), (792, 25807435), (834, 24507780), (852, 23990010), (990, 20645948), (1046, 19540620), (1065, 19192008), (1112, 18380835), (1251, 16338520), (1278, 15993340), (1320, 15484461), (1390, 14704668), (1420, 14394006), (1529, 13367880), (1562, 13085460), (1569, 13027080), (1668, 12253890), (1704, 11995005), (1980, 10322974), (2085, 9803112), (2092, 9770310), (2130, 9596004), (2343, 8723640), (2502, 8169260), (2556, 7996670), (2615, 7816248), (2780, 7352334), (2840, 7197003), (3058, 6683940), (3124, 6542730), (3138, 6513540), (3195, 6397336), (3336, 6126945), (3905, 5234184), (3960, 5161487), (4170, 4901556), (4184, 4885155), (4260, 4798002), (4587, 4455960), (4686, 4361820), (4707, 4342360), (5004, 4084630), (5112, 3998335), (5230, 3908124), (5560, 3676167), (5753, 3552840), (6116, 3341970), (6248, 3271365), (6255, 3267704), (6276, 3256770), (6390, 3198668), (7029, 2907880), (7645, 2673576), (7810, 2617092), (7845, 2605416), (8340, 2450778), (8520, 2399001), (9174, 2227980), (9372, 2180910), (9414, 2171180), (9869, 2071080), (10008, 2042315), (10460, 1954062), (11506, 1776420), (11715, 1744728), (12232, 1670985), (12510, 1633852), (12552, 1628385), (12780, 1599334), (13761, 1485320), (14058, 1453940), (15290, 1336788), (15620, 1308546), (15690, 1302708), (16680, 1225389), (17259, 1184280), (18348, 1113990), (18744, 1090455), (18828, 1085590), (19738, 1035540), (20920, 977031), (22935, 891192), (23012, 888210), (23430, 872364), (23535, 868472), (25020, 816926), (25560, 799667), (27522, 742660), (28116, 726970), (28765, 710568), (29607, 690360), (30580, 668394), (31240, 654273), (31380, 651354), (34518, 592140), (35145, 581576), (36696, 556995), (37133, 550440), (37656, 542795), (39476, 517770), (45870, 445596), (46024, 444105), (46860, 436182), (47070, 434236), (49345, 414216), (50040, 408463), (51777, 394760), (55044, 371330), (56232, 363485), (57530, 355284), (59214, 345180), (61160, 334197), (62760, 325677), (68805, 297064), (69036, 296070), (70290, 290788), (72697, 281160), (74266, 275220), (78952, 258885), (86295, 236856), (88821, 230120), (91740, 222798), (93720, 218091), (94140, 217118), (98690, 207108), (103554, 197380), (108559, 188280), (110088, 185665), (111399, 183480), (115060, 177642), (118428, 172590), (137610, 148532), (138072, 148035), (140580, 145394)]