220551240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1116

約数の個数: 256

約数和(自身を含む): 858009600

約数和(自身を除く): 637458360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 570, 665, 728, 741, 760, 780, 798, 840, 910, 988, 1063, 1064, 1092, 1140, 1235, 1330, 1365, 1482, 1560, 1596, 1729, 1820, 1976, 1995, 2126, 2184, 2280, 2470, 2660, 2730, 2964, 3189, 3192, 3458, 3640, 3705, 3990, 4252, 4940, 5187, 5315, 5320, 5460, 5928, 6378, 6916, 7410, 7441, 7980, 8504, 8645, 9880, 10374, 10630, 10920, 12756, 13819, 13832, 14820, 14882, 15945, 15960, 17290, 20197, 20748, 21260, 22323, 25512, 25935, 27638, 29640, 29764, 31890, 34580, 37205, 40394, 41457, 41496, 42520, 44646, 51870, 55276, 59528, 60591, 63780, 69095, 69160, 74410, 80788, 82914, 89292, 96733, 100985, 103740, 110552, 111615, 121182, 127560, 138190, 141379, 148820, 161576, 165828, 178584, 193466, 201970, 207285, 207480, 223230, 242364, 262561, 276380, 282758, 290199, 297640, 302955, 331656, 386932, 403940, 414570, 424137, 446460, 483665, 484728, 525122, 552760, 565516, 580398, 605910, 706895, 773864, 787683, 807880, 829140, 848274, 892920, 967330, 1050244, 1131032, 1160796, 1211820, 1312805, 1413790, 1450995, 1575366, 1658280, 1696548, 1837927, 1934660, 2100488, 2120685, 2321592, 2423640, 2625610, 2827580, 2901990, 3150732, 3393096, 3675854, 3869320, 3938415, 4241370, 5251220, 5513781, 5655160, 5803980, 6301464, 7351708, 7876830, 8482740, 9189635, 10502440, 11027562, 11607960, 14703416, 15753660, 16965480, 18379270, 22055124, 27568905, 31507320, 36758540, 44110248, 55137810, 73517080, 110275620, 220551240]

約数ペア:

[(1, 220551240), (2, 110275620), (3, 73517080), (4, 55137810), (5, 44110248), (6, 36758540), (7, 31507320), (8, 27568905), (10, 22055124), (12, 18379270), (13, 16965480), (14, 15753660), (15, 14703416), (19, 11607960), (20, 11027562), (21, 10502440), (24, 9189635), (26, 8482740), (28, 7876830), (30, 7351708), (35, 6301464), (38, 5803980), (39, 5655160), (40, 5513781), (42, 5251220), (52, 4241370), (56, 3938415), (57, 3869320), (60, 3675854), (65, 3393096), (70, 3150732), (76, 2901990), (78, 2827580), (84, 2625610), (91, 2423640), (95, 2321592), (104, 2120685), (105, 2100488), (114, 1934660), (120, 1837927), (130, 1696548), (133, 1658280), (140, 1575366), (152, 1450995), (156, 1413790), (168, 1312805), (182, 1211820), (190, 1160796), (195, 1131032), (210, 1050244), (228, 967330), (247, 892920), (260, 848274), (266, 829140), (273, 807880), (280, 787683), (285, 773864), (312, 706895), (364, 605910), (380, 580398), (390, 565516), (399, 552760), (420, 525122), (455, 484728), (456, 483665), (494, 446460), (520, 424137), (532, 414570), (546, 403940), (570, 386932), (665, 331656), (728, 302955), (741, 297640), (760, 290199), (780, 282758), (798, 276380), (840, 262561), (910, 242364), (988, 223230), (1063, 207480), (1064, 207285), (1092, 201970), (1140, 193466), (1235, 178584), (1330, 165828), (1365, 161576), (1482, 148820), (1560, 141379), (1596, 138190), (1729, 127560), (1820, 121182), (1976, 111615), (1995, 110552), (2126, 103740), (2184, 100985), (2280, 96733), (2470, 89292), (2660, 82914), (2730, 80788), (2964, 74410), (3189, 69160), (3192, 69095), (3458, 63780), (3640, 60591), (3705, 59528), (3990, 55276), (4252, 51870), (4940, 44646), (5187, 42520), (5315, 41496), (5320, 41457), (5460, 40394), (5928, 37205), (6378, 34580), (6916, 31890), (7410, 29764), (7441, 29640), (7980, 27638), (8504, 25935), (8645, 25512), (9880, 22323), (10374, 21260), (10630, 20748), (10920, 20197), (12756, 17290), (13819, 15960), (13832, 15945), (14820, 14882)]