254381640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 786412800

約数和(自身を除く): 532031160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 73, 120, 142, 146, 213, 219, 284, 292, 355, 365, 409, 426, 438, 568, 584, 710, 730, 818, 852, 876, 1065, 1095, 1227, 1420, 1460, 1636, 1704, 1752, 2045, 2130, 2190, 2454, 2840, 2920, 3272, 4090, 4260, 4380, 4908, 5183, 6135, 8180, 8520, 8760, 9816, 10366, 12270, 15549, 16360, 20732, 24540, 25915, 29039, 29857, 31098, 41464, 49080, 51830, 58078, 59714, 62196, 77745, 87117, 89571, 103660, 116156, 119428, 124392, 145195, 149285, 155490, 174234, 179142, 207320, 232312, 238856, 290390, 298570, 310980, 348468, 358284, 435585, 447855, 580780, 597140, 621960, 696936, 716568, 871170, 895710, 1161560, 1194280, 1742340, 1791420, 2119847, 3484680, 3582840, 4239694, 6359541, 8479388, 10599235, 12719082, 16958776, 21198470, 25438164, 31797705, 42396940, 50876328, 63595410, 84793880, 127190820, 254381640]

約数ペア:

[(1, 254381640), (2, 127190820), (3, 84793880), (4, 63595410), (5, 50876328), (6, 42396940), (8, 31797705), (10, 25438164), (12, 21198470), (15, 16958776), (20, 12719082), (24, 10599235), (30, 8479388), (40, 6359541), (60, 4239694), (71, 3582840), (73, 3484680), (120, 2119847), (142, 1791420), (146, 1742340), (213, 1194280), (219, 1161560), (284, 895710), (292, 871170), (355, 716568), (365, 696936), (409, 621960), (426, 597140), (438, 580780), (568, 447855), (584, 435585), (710, 358284), (730, 348468), (818, 310980), (852, 298570), (876, 290390), (1065, 238856), (1095, 232312), (1227, 207320), (1420, 179142), (1460, 174234), (1636, 155490), (1704, 149285), (1752, 145195), (2045, 124392), (2130, 119428), (2190, 116156), (2454, 103660), (2840, 89571), (2920, 87117), (3272, 77745), (4090, 62196), (4260, 59714), (4380, 58078), (4908, 51830), (5183, 49080), (6135, 41464), (8180, 31098), (8520, 29857), (8760, 29039), (9816, 25915), (10366, 24540), (12270, 20732), (15549, 16360)]