151640840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 396748800

約数和(自身を除く): 245107960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 92, 104, 115, 124, 130, 155, 184, 230, 248, 260, 299, 310, 403, 409, 460, 520, 598, 620, 713, 806, 818, 920, 1196, 1240, 1426, 1495, 1612, 1636, 2015, 2045, 2392, 2852, 2990, 3224, 3272, 3565, 4030, 4090, 5317, 5704, 5980, 7130, 8060, 8180, 9269, 9407, 10634, 11960, 12679, 14260, 16120, 16360, 18538, 18814, 21268, 25358, 26585, 28520, 37076, 37628, 42536, 46345, 47035, 50716, 53170, 63395, 74152, 75256, 92690, 94070, 101432, 106340, 122291, 126790, 164827, 185380, 188140, 212680, 244582, 253580, 291617, 329654, 370760, 376280, 489164, 507160, 583234, 611455, 659308, 824135, 978328, 1166468, 1222910, 1318616, 1458085, 1648270, 2332936, 2445820, 2916170, 3296540, 3791021, 4891640, 5832340, 6593080, 7582042, 11664680, 15164084, 18955105, 30328168, 37910210, 75820420, 151640840]

約数ペア:

[(1, 151640840), (2, 75820420), (4, 37910210), (5, 30328168), (8, 18955105), (10, 15164084), (13, 11664680), (20, 7582042), (23, 6593080), (26, 5832340), (31, 4891640), (40, 3791021), (46, 3296540), (52, 2916170), (62, 2445820), (65, 2332936), (92, 1648270), (104, 1458085), (115, 1318616), (124, 1222910), (130, 1166468), (155, 978328), (184, 824135), (230, 659308), (248, 611455), (260, 583234), (299, 507160), (310, 489164), (403, 376280), (409, 370760), (460, 329654), (520, 291617), (598, 253580), (620, 244582), (713, 212680), (806, 188140), (818, 185380), (920, 164827), (1196, 126790), (1240, 122291), (1426, 106340), (1495, 101432), (1612, 94070), (1636, 92690), (2015, 75256), (2045, 74152), (2392, 63395), (2852, 53170), (2990, 50716), (3224, 47035), (3272, 46345), (3565, 42536), (4030, 37628), (4090, 37076), (5317, 28520), (5704, 26585), (5980, 25358), (7130, 21268), (8060, 18814), (8180, 18538), (9269, 16360), (9407, 16120), (10634, 14260), (11960, 12679)]