21085654320

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6343}}^1$

素因数の和:6396

約数の個数: 320

約数和(自身を含む): 77406950400

約数和(自身を除く): 56321296080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 729, 760, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1458, 1520, 1539, 1620, 1710, 1944, 2052, 2160, 2187, 2280, 2430, 2565, 2736, 2916, 3078, 3240, 3420, 3645, 3888, 4104, 4374, 4560, 4617, 4860, 5130, 5832, 6156, 6343, 6480, 6840, 7290, 7695, 8208, 8748, 9234, 9720, 10260, 10935, 11664, 12312, 12686, 13680, 13851, 14580, 15390, 17496, 18468, 19029, 19440, 20520, 21870, 23085, 24624, 25372, 27702, 29160, 30780, 31715, 34992, 36936, 38058, 41040, 41553, 43740, 46170, 50744, 55404, 57087, 58320, 61560, 63430, 69255, 73872, 76116, 83106, 87480, 92340, 95145, 101488, 110808, 114174, 120517, 123120, 126860, 138510, 152232, 166212, 171261, 174960, 184680, 190290, 207765, 221616, 228348, 241034, 253720, 277020, 285435, 304464, 332424, 342522, 361551, 369360, 380580, 415530, 456696, 482068, 507440, 513783, 554040, 570870, 602585, 664848, 685044, 723102, 761160, 831060, 856305, 913392, 964136, 1027566, 1084653, 1108080, 1141740, 1205170, 1370088, 1446204, 1522320, 1541349, 1662120, 1712610, 1807755, 1928272, 2055132, 2169306, 2283480, 2410340, 2568915, 2740176, 2892408, 3082698, 3253959, 3324240, 3425220, 3615510, 4110264, 4338612, 4566960, 4624047, 4820680, 5137830, 5423265, 5784816, 6165396, 6507918, 6850440, 7231020, 7706745, 8220528, 8677224, 9248094, 9641360, 9761877, 10275660, 10846530, 12330792, 13015836, 13700880, 13872141, 14462040, 15413490, 16269795, 17354448, 18496188, 19523754, 20551320, 21693060, 23120235, 24661584, 26031672, 27744282, 28924080, 29285631, 30826980, 32539590, 36992376, 39047508, 41102640, 43386120, 46240470, 48809385, 52063344, 55488564, 58571262, 61653960, 65079180, 69360705, 73984752, 78095016, 86772240, 87856893, 92480940, 97618770, 110977128, 117142524, 123307920, 130158360, 138721410, 146428155, 156190032, 175713786, 184961880, 195237540, 221954256, 234285048, 260316720, 263570679, 277442820, 292856310, 351427572, 369923760, 390475080, 439284465, 468570096, 527141358, 554885640, 585712620, 702855144, 780950160, 878568930, 1054282716, 1109771280, 1171425240, 1317853395, 1405710288, 1757137860, 2108565432, 2342850480, 2635706790, 3514275720, 4217130864, 5271413580, 7028551440, 10542827160, 21085654320]

約数ペア:

[(1, 21085654320), (2, 10542827160), (3, 7028551440), (4, 5271413580), (5, 4217130864), (6, 3514275720), (8, 2635706790), (9, 2342850480), (10, 2108565432), (12, 1757137860), (15, 1405710288), (16, 1317853395), (18, 1171425240), (19, 1109771280), (20, 1054282716), (24, 878568930), (27, 780950160), (30, 702855144), (36, 585712620), (38, 554885640), (40, 527141358), (45, 468570096), (48, 439284465), (54, 390475080), (57, 369923760), (60, 351427572), (72, 292856310), (76, 277442820), (80, 263570679), (81, 260316720), (90, 234285048), (95, 221954256), (108, 195237540), (114, 184961880), (120, 175713786), (135, 156190032), (144, 146428155), (152, 138721410), (162, 130158360), (171, 123307920), (180, 117142524), (190, 110977128), (216, 97618770), (228, 92480940), (240, 87856893), (243, 86772240), (270, 78095016), (285, 73984752), (304, 69360705), (324, 65079180), (342, 61653960), (360, 58571262), (380, 55488564), (405, 52063344), (432, 48809385), (456, 46240470), (486, 43386120), (513, 41102640), (540, 39047508), (570, 36992376), (648, 32539590), (684, 30826980), (720, 29285631), (729, 28924080), (760, 27744282), (810, 26031672), (855, 24661584), (912, 23120235), (972, 21693060), (1026, 20551320), (1080, 19523754), (1140, 18496188), (1215, 17354448), (1296, 16269795), (1368, 15413490), (1458, 14462040), (1520, 13872141), (1539, 13700880), (1620, 13015836), (1710, 12330792), (1944, 10846530), (2052, 10275660), (2160, 9761877), (2187, 9641360), (2280, 9248094), (2430, 8677224), (2565, 8220528), (2736, 7706745), (2916, 7231020), (3078, 6850440), (3240, 6507918), (3420, 6165396), (3645, 5784816), (3888, 5423265), (4104, 5137830), (4374, 4820680), (4560, 4624047), (4617, 4566960), (4860, 4338612), (5130, 4110264), (5832, 3615510), (6156, 3425220), (6343, 3324240), (6480, 3253959), (6840, 3082698), (7290, 2892408), (7695, 2740176), (8208, 2568915), (8748, 2410340), (9234, 2283480), (9720, 2169306), (10260, 2055132), (10935, 1928272), (11664, 1807755), (12312, 1712610), (12686, 1662120), (13680, 1541349), (13851, 1522320), (14580, 1446204), (15390, 1370088), (17496, 1205170), (18468, 1141740), (19029, 1108080), (19440, 1084653), (20520, 1027566), (21870, 964136), (23085, 913392), (24624, 856305), (25372, 831060), (27702, 761160), (29160, 723102), (30780, 685044), (31715, 664848), (34992, 602585), (36936, 570870), (38058, 554040), (41040, 513783), (41553, 507440), (43740, 482068), (46170, 456696), (50744, 415530), (55404, 380580), (57087, 369360), (58320, 361551), (61560, 342522), (63430, 332424), (69255, 304464), (73872, 285435), (76116, 277020), (83106, 253720), (87480, 241034), (92340, 228348), (95145, 221616), (101488, 207765), (110808, 190290), (114174, 184680), (120517, 174960), (123120, 171261), (126860, 166212), (138510, 152232)]