21858914720

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79847}}^1$

素因数の和:79950

約数の個数: 96

約数和(自身を含む): 54328579200

約数和(自身を除く): 32469664480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 59, 80, 116, 118, 145, 160, 232, 236, 290, 295, 464, 472, 580, 590, 928, 944, 1160, 1180, 1711, 1888, 2320, 2360, 3422, 4640, 4720, 6844, 8555, 9440, 13688, 17110, 27376, 34220, 54752, 68440, 79847, 136880, 159694, 273760, 319388, 399235, 638776, 798470, 1277552, 1596940, 2315563, 2555104, 3193880, 4631126, 4710973, 6387760, 9262252, 9421946, 11577815, 12775520, 18524504, 18843892, 23155630, 23554865, 37049008, 37687784, 46311260, 47109730, 74098016, 75375568, 92622520, 94219460, 136618217, 150751136, 185245040, 188438920, 273236434, 370490080, 376877840, 546472868, 683091085, 753755680, 1092945736, 1366182170, 2185891472, 2732364340, 4371782944, 5464728680, 10929457360, 21858914720]

約数ペア:

[(1, 21858914720), (2, 10929457360), (4, 5464728680), (5, 4371782944), (8, 2732364340), (10, 2185891472), (16, 1366182170), (20, 1092945736), (29, 753755680), (32, 683091085), (40, 546472868), (58, 376877840), (59, 370490080), (80, 273236434), (116, 188438920), (118, 185245040), (145, 150751136), (160, 136618217), (232, 94219460), (236, 92622520), (290, 75375568), (295, 74098016), (464, 47109730), (472, 46311260), (580, 37687784), (590, 37049008), (928, 23554865), (944, 23155630), (1160, 18843892), (1180, 18524504), (1711, 12775520), (1888, 11577815), (2320, 9421946), (2360, 9262252), (3422, 6387760), (4640, 4710973), (4720, 4631126), (6844, 3193880), (8555, 2555104), (9440, 2315563), (13688, 1596940), (17110, 1277552), (27376, 798470), (34220, 638776), (54752, 399235), (68440, 319388), (79847, 273760), (136880, 159694)]