163972020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 477388800

約数和(自身を除く): 313416780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 199, 310, 372, 398, 443, 465, 597, 620, 796, 886, 930, 995, 1194, 1329, 1772, 1860, 1990, 2215, 2388, 2658, 2985, 3980, 4430, 5316, 5970, 6169, 6645, 8860, 11940, 12338, 13290, 13733, 18507, 24676, 26580, 27466, 30845, 37014, 41199, 54932, 61690, 68665, 74028, 82398, 88157, 92535, 123380, 137330, 164796, 176314, 185070, 205995, 264471, 274660, 352628, 370140, 411990, 440785, 528942, 823980, 881570, 1057884, 1322355, 1763140, 2644710, 2732867, 5289420, 5465734, 8198601, 10931468, 13664335, 16397202, 27328670, 32794404, 40993005, 54657340, 81986010, 163972020]

約数ペア:

[(1, 163972020), (2, 81986010), (3, 54657340), (4, 40993005), (5, 32794404), (6, 27328670), (10, 16397202), (12, 13664335), (15, 10931468), (20, 8198601), (30, 5465734), (31, 5289420), (60, 2732867), (62, 2644710), (93, 1763140), (124, 1322355), (155, 1057884), (186, 881570), (199, 823980), (310, 528942), (372, 440785), (398, 411990), (443, 370140), (465, 352628), (597, 274660), (620, 264471), (796, 205995), (886, 185070), (930, 176314), (995, 164796), (1194, 137330), (1329, 123380), (1772, 92535), (1860, 88157), (1990, 82398), (2215, 74028), (2388, 68665), (2658, 61690), (2985, 54932), (3980, 41199), (4430, 37014), (5316, 30845), (5970, 27466), (6169, 26580), (6645, 24676), (8860, 18507), (11940, 13733), (12338, 13290)]