42661840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 119992320

約数和(自身を除く): 77330480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 127, 130, 136, 152, 170, 190, 208, 221, 247, 254, 260, 272, 304, 323, 340, 380, 442, 494, 508, 520, 635, 646, 680, 760, 884, 988, 1016, 1040, 1105, 1235, 1270, 1292, 1360, 1520, 1615, 1651, 1768, 1976, 2032, 2159, 2210, 2413, 2470, 2540, 2584, 3230, 3302, 3536, 3952, 4199, 4318, 4420, 4826, 4940, 5080, 5168, 6460, 6604, 8255, 8398, 8636, 8840, 9652, 9880, 10160, 10795, 12065, 12920, 13208, 16510, 16796, 17272, 17680, 19304, 19760, 20995, 21590, 24130, 25840, 26416, 28067, 31369, 33020, 33592, 34544, 38608, 41021, 41990, 43180, 48260, 56134, 62738, 66040, 67184, 82042, 83980, 86360, 96520, 112268, 125476, 132080, 140335, 156845, 164084, 167960, 172720, 193040, 205105, 224536, 250952, 280670, 313690, 328168, 335920, 410210, 449072, 501904, 533273, 561340, 627380, 656336, 820420, 1066546, 1122680, 1254760, 1640840, 2133092, 2245360, 2509520, 2666365, 3281680, 4266184, 5332730, 8532368, 10665460, 21330920, 42661840]

約数ペア:

[(1, 42661840), (2, 21330920), (4, 10665460), (5, 8532368), (8, 5332730), (10, 4266184), (13, 3281680), (16, 2666365), (17, 2509520), (19, 2245360), (20, 2133092), (26, 1640840), (34, 1254760), (38, 1122680), (40, 1066546), (52, 820420), (65, 656336), (68, 627380), (76, 561340), (80, 533273), (85, 501904), (95, 449072), (104, 410210), (127, 335920), (130, 328168), (136, 313690), (152, 280670), (170, 250952), (190, 224536), (208, 205105), (221, 193040), (247, 172720), (254, 167960), (260, 164084), (272, 156845), (304, 140335), (323, 132080), (340, 125476), (380, 112268), (442, 96520), (494, 86360), (508, 83980), (520, 82042), (635, 67184), (646, 66040), (680, 62738), (760, 56134), (884, 48260), (988, 43180), (1016, 41990), (1040, 41021), (1105, 38608), (1235, 34544), (1270, 33592), (1292, 33020), (1360, 31369), (1520, 28067), (1615, 26416), (1651, 25840), (1768, 24130), (1976, 21590), (2032, 20995), (2159, 19760), (2210, 19304), (2413, 17680), (2470, 17272), (2540, 16796), (2584, 16510), (3230, 13208), (3302, 12920), (3536, 12065), (3952, 10795), (4199, 10160), (4318, 9880), (4420, 9652), (4826, 8840), (4940, 8636), (5080, 8398), (5168, 8255), (6460, 6604)]