21930480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 320

約数和(自身を含む): 89994240

約数和(自身を除く): 68063760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 65, 66, 71, 72, 78, 80, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 142, 143, 144, 156, 165, 176, 180, 195, 198, 208, 213, 216, 220, 234, 240, 260, 264, 270, 284, 286, 297, 312, 330, 351, 355, 360, 390, 396, 426, 429, 432, 440, 468, 495, 520, 528, 540, 568, 572, 585, 594, 624, 639, 660, 702, 710, 715, 720, 780, 781, 792, 852, 858, 880, 923, 936, 990, 1040, 1065, 1080, 1136, 1144, 1170, 1188, 1278, 1287, 1320, 1404, 1420, 1430, 1485, 1560, 1562, 1584, 1704, 1716, 1755, 1846, 1872, 1917, 1980, 2130, 2145, 2160, 2288, 2340, 2343, 2376, 2556, 2574, 2640, 2769, 2808, 2840, 2860, 2970, 3120, 3124, 3195, 3408, 3432, 3510, 3692, 3834, 3861, 3905, 3960, 4260, 4290, 4615, 4680, 4686, 4752, 5112, 5148, 5538, 5616, 5680, 5720, 5940, 6248, 6390, 6435, 6864, 7020, 7029, 7384, 7668, 7722, 7810, 7920, 8307, 8520, 8580, 9230, 9360, 9372, 9585, 10153, 10224, 10296, 11076, 11440, 11715, 11880, 12496, 12780, 12870, 13845, 14040, 14058, 14768, 15336, 15444, 15620, 16614, 17040, 17160, 18460, 18744, 19170, 19305, 20306, 20592, 21087, 22152, 23430, 23760, 24921, 25560, 25740, 27690, 28080, 28116, 30459, 30672, 30888, 31240, 33228, 34320, 35145, 36920, 37488, 38340, 38610, 40612, 41535, 42174, 44304, 46860, 49842, 50765, 51120, 51480, 55380, 56232, 60918, 61776, 62480, 66456, 70290, 73840, 76680, 77220, 81224, 83070, 84348, 91377, 93720, 99684, 101530, 102960, 105435, 110760, 112464, 121836, 124605, 132912, 140580, 152295, 153360, 154440, 162448, 166140, 168696, 182754, 187440, 199368, 203060, 210870, 221520, 243672, 249210, 274131, 281160, 304590, 308880, 332280, 337392, 365508, 398736, 406120, 421740, 456885, 487344, 498420, 548262, 562320, 609180, 664560, 731016, 812240, 843480, 913770, 996840, 1096524, 1218360, 1370655, 1462032, 1686960, 1827540, 1993680, 2193048, 2436720, 2741310, 3655080, 4386096, 5482620, 7310160, 10965240, 21930480]

約数ペア:

[(1, 21930480), (2, 10965240), (3, 7310160), (4, 5482620), (5, 4386096), (6, 3655080), (8, 2741310), (9, 2436720), (10, 2193048), (11, 1993680), (12, 1827540), (13, 1686960), (15, 1462032), (16, 1370655), (18, 1218360), (20, 1096524), (22, 996840), (24, 913770), (26, 843480), (27, 812240), (30, 731016), (33, 664560), (36, 609180), (39, 562320), (40, 548262), (44, 498420), (45, 487344), (48, 456885), (52, 421740), (54, 406120), (55, 398736), (60, 365508), (65, 337392), (66, 332280), (71, 308880), (72, 304590), (78, 281160), (80, 274131), (88, 249210), (90, 243672), (99, 221520), (104, 210870), (108, 203060), (110, 199368), (117, 187440), (120, 182754), (130, 168696), (132, 166140), (135, 162448), (142, 154440), (143, 153360), (144, 152295), (156, 140580), (165, 132912), (176, 124605), (180, 121836), (195, 112464), (198, 110760), (208, 105435), (213, 102960), (216, 101530), (220, 99684), (234, 93720), (240, 91377), (260, 84348), (264, 83070), (270, 81224), (284, 77220), (286, 76680), (297, 73840), (312, 70290), (330, 66456), (351, 62480), (355, 61776), (360, 60918), (390, 56232), (396, 55380), (426, 51480), (429, 51120), (432, 50765), (440, 49842), (468, 46860), (495, 44304), (520, 42174), (528, 41535), (540, 40612), (568, 38610), (572, 38340), (585, 37488), (594, 36920), (624, 35145), (639, 34320), (660, 33228), (702, 31240), (710, 30888), (715, 30672), (720, 30459), (780, 28116), (781, 28080), (792, 27690), (852, 25740), (858, 25560), (880, 24921), (923, 23760), (936, 23430), (990, 22152), (1040, 21087), (1065, 20592), (1080, 20306), (1136, 19305), (1144, 19170), (1170, 18744), (1188, 18460), (1278, 17160), (1287, 17040), (1320, 16614), (1404, 15620), (1420, 15444), (1430, 15336), (1485, 14768), (1560, 14058), (1562, 14040), (1584, 13845), (1704, 12870), (1716, 12780), (1755, 12496), (1846, 11880), (1872, 11715), (1917, 11440), (1980, 11076), (2130, 10296), (2145, 10224), (2160, 10153), (2288, 9585), (2340, 9372), (2343, 9360), (2376, 9230), (2556, 8580), (2574, 8520), (2640, 8307), (2769, 7920), (2808, 7810), (2840, 7722), (2860, 7668), (2970, 7384), (3120, 7029), (3124, 7020), (3195, 6864), (3408, 6435), (3432, 6390), (3510, 6248), (3692, 5940), (3834, 5720), (3861, 5680), (3905, 5616), (3960, 5538), (4260, 5148), (4290, 5112), (4615, 4752), (4680, 4686)]