172445520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2909}}^1$

素因数の和:2957

約数の個数: 160

約数和(自身を含む): 606211200

約数和(自身を除く): 433765680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2909, 2964, 3120, 3705, 3952, 4560, 4940, 5818, 5928, 7410, 8727, 9880, 11636, 11856, 14545, 14820, 17454, 19760, 23272, 29090, 29640, 34908, 37817, 43635, 46544, 55271, 58180, 59280, 69816, 75634, 87270, 110542, 113451, 116360, 139632, 151268, 165813, 174540, 189085, 221084, 226902, 232720, 276355, 302536, 331626, 349080, 378170, 442168, 453804, 552710, 567255, 605072, 663252, 698160, 718523, 756340, 829065, 884336, 907608, 1105420, 1134510, 1326504, 1437046, 1512680, 1658130, 1815216, 2155569, 2210840, 2269020, 2653008, 2874092, 3025360, 3316260, 3592615, 4311138, 4421680, 4538040, 5748184, 6632520, 7185230, 8622276, 9076080, 10777845, 11496368, 13265040, 14370460, 17244552, 21555690, 28740920, 34489104, 43111380, 57481840, 86222760, 172445520]

約数ペア:

[(1, 172445520), (2, 86222760), (3, 57481840), (4, 43111380), (5, 34489104), (6, 28740920), (8, 21555690), (10, 17244552), (12, 14370460), (13, 13265040), (15, 11496368), (16, 10777845), (19, 9076080), (20, 8622276), (24, 7185230), (26, 6632520), (30, 5748184), (38, 4538040), (39, 4421680), (40, 4311138), (48, 3592615), (52, 3316260), (57, 3025360), (60, 2874092), (65, 2653008), (76, 2269020), (78, 2210840), (80, 2155569), (95, 1815216), (104, 1658130), (114, 1512680), (120, 1437046), (130, 1326504), (152, 1134510), (156, 1105420), (190, 907608), (195, 884336), (208, 829065), (228, 756340), (240, 718523), (247, 698160), (260, 663252), (285, 605072), (304, 567255), (312, 552710), (380, 453804), (390, 442168), (456, 378170), (494, 349080), (520, 331626), (570, 302536), (624, 276355), (741, 232720), (760, 226902), (780, 221084), (912, 189085), (988, 174540), (1040, 165813), (1140, 151268), (1235, 139632), (1482, 116360), (1520, 113451), (1560, 110542), (1976, 87270), (2280, 75634), (2470, 69816), (2909, 59280), (2964, 58180), (3120, 55271), (3705, 46544), (3952, 43635), (4560, 37817), (4940, 34908), (5818, 29640), (5928, 29090), (7410, 23272), (8727, 19760), (9880, 17454), (11636, 14820), (11856, 14545)]