172890120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 591433920

約数和(自身を除く): 418543800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 307, 312, 361, 380, 390, 456, 494, 520, 570, 614, 722, 741, 760, 780, 921, 988, 1083, 1140, 1228, 1235, 1444, 1482, 1535, 1560, 1805, 1842, 1976, 2166, 2280, 2456, 2470, 2888, 2964, 3070, 3610, 3684, 3705, 3991, 4332, 4605, 4693, 4940, 5415, 5833, 5928, 6140, 7220, 7368, 7410, 7982, 8664, 9210, 9386, 9880, 10830, 11666, 11973, 12280, 14079, 14440, 14820, 15964, 17499, 18420, 18772, 19955, 21660, 23332, 23465, 23946, 28158, 29165, 29640, 31928, 34998, 36840, 37544, 39910, 43320, 46664, 46930, 47892, 56316, 58330, 59865, 69996, 70395, 75829, 79820, 87495, 93860, 95784, 110827, 112632, 116660, 119730, 139992, 140790, 151658, 159640, 174990, 187720, 221654, 227487, 233320, 239460, 281580, 303316, 332481, 349980, 379145, 443308, 454974, 478920, 554135, 563160, 606632, 664962, 699960, 758290, 886616, 909948, 1108270, 1137435, 1329924, 1440751, 1516580, 1662405, 1819896, 2216540, 2274870, 2659848, 2881502, 3033160, 3324810, 4322253, 4433080, 4549740, 5763004, 6649620, 7203755, 8644506, 9099480, 11526008, 13299240, 14407510, 17289012, 21611265, 28815020, 34578024, 43222530, 57630040, 86445060, 172890120]

約数ペア:

[(1, 172890120), (2, 86445060), (3, 57630040), (4, 43222530), (5, 34578024), (6, 28815020), (8, 21611265), (10, 17289012), (12, 14407510), (13, 13299240), (15, 11526008), (19, 9099480), (20, 8644506), (24, 7203755), (26, 6649620), (30, 5763004), (38, 4549740), (39, 4433080), (40, 4322253), (52, 3324810), (57, 3033160), (60, 2881502), (65, 2659848), (76, 2274870), (78, 2216540), (95, 1819896), (104, 1662405), (114, 1516580), (120, 1440751), (130, 1329924), (152, 1137435), (156, 1108270), (190, 909948), (195, 886616), (228, 758290), (247, 699960), (260, 664962), (285, 606632), (307, 563160), (312, 554135), (361, 478920), (380, 454974), (390, 443308), (456, 379145), (494, 349980), (520, 332481), (570, 303316), (614, 281580), (722, 239460), (741, 233320), (760, 227487), (780, 221654), (921, 187720), (988, 174990), (1083, 159640), (1140, 151658), (1228, 140790), (1235, 139992), (1444, 119730), (1482, 116660), (1535, 112632), (1560, 110827), (1805, 95784), (1842, 93860), (1976, 87495), (2166, 79820), (2280, 75829), (2456, 70395), (2470, 69996), (2888, 59865), (2964, 58330), (3070, 56316), (3610, 47892), (3684, 46930), (3705, 46664), (3991, 43320), (4332, 39910), (4605, 37544), (4693, 36840), (4940, 34998), (5415, 31928), (5833, 29640), (5928, 29165), (6140, 28158), (7220, 23946), (7368, 23465), (7410, 23332), (7982, 21660), (8664, 19955), (9210, 18772), (9386, 18420), (9880, 17499), (10830, 15964), (11666, 14820), (11973, 14440), (12280, 14079)]