128141520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:709

約数の個数: 160

約数和(自身を含む): 434888832

約数和(自身を除く): 306747312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 156, 195, 201, 208, 240, 260, 268, 312, 335, 390, 402, 520, 536, 613, 624, 670, 780, 804, 871, 1005, 1040, 1072, 1226, 1340, 1560, 1608, 1742, 1839, 2010, 2452, 2613, 2680, 3065, 3120, 3216, 3484, 3678, 4020, 4355, 4904, 5226, 5360, 6130, 6968, 7356, 7969, 8040, 8710, 9195, 9808, 10452, 12260, 13065, 13936, 14712, 15938, 16080, 17420, 18390, 20904, 23907, 24520, 26130, 29424, 31876, 34840, 36780, 39845, 41071, 41808, 47814, 49040, 52260, 63752, 69680, 73560, 79690, 82142, 95628, 104520, 119535, 123213, 127504, 147120, 159380, 164284, 191256, 205355, 209040, 239070, 246426, 318760, 328568, 382512, 410710, 478140, 492852, 533923, 616065, 637520, 657136, 821420, 956280, 985704, 1067846, 1232130, 1601769, 1642840, 1912560, 1971408, 2135692, 2464260, 2669615, 3203538, 3285680, 4271384, 4928520, 5339230, 6407076, 8008845, 8542768, 9857040, 10678460, 12814152, 16017690, 21356920, 25628304, 32035380, 42713840, 64070760, 128141520]

約数ペア:

[(1, 128141520), (2, 64070760), (3, 42713840), (4, 32035380), (5, 25628304), (6, 21356920), (8, 16017690), (10, 12814152), (12, 10678460), (13, 9857040), (15, 8542768), (16, 8008845), (20, 6407076), (24, 5339230), (26, 4928520), (30, 4271384), (39, 3285680), (40, 3203538), (48, 2669615), (52, 2464260), (60, 2135692), (65, 1971408), (67, 1912560), (78, 1642840), (80, 1601769), (104, 1232130), (120, 1067846), (130, 985704), (134, 956280), (156, 821420), (195, 657136), (201, 637520), (208, 616065), (240, 533923), (260, 492852), (268, 478140), (312, 410710), (335, 382512), (390, 328568), (402, 318760), (520, 246426), (536, 239070), (613, 209040), (624, 205355), (670, 191256), (780, 164284), (804, 159380), (871, 147120), (1005, 127504), (1040, 123213), (1072, 119535), (1226, 104520), (1340, 95628), (1560, 82142), (1608, 79690), (1742, 73560), (1839, 69680), (2010, 63752), (2452, 52260), (2613, 49040), (2680, 47814), (3065, 41808), (3120, 41071), (3216, 39845), (3484, 36780), (3678, 34840), (4020, 31876), (4355, 29424), (4904, 26130), (5226, 24520), (5360, 23907), (6130, 20904), (6968, 18390), (7356, 17420), (7969, 16080), (8040, 15938), (8710, 14712), (9195, 13936), (9808, 13065), (10452, 12260)]