169359920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1762

約数の個数: 80

約数和(自身を含む): 420925440

約数和(自身を除く): 251565520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 670, 760, 1072, 1273, 1340, 1520, 1663, 2546, 2680, 3326, 5092, 5360, 6365, 6652, 8315, 10184, 12730, 13304, 16630, 20368, 25460, 26608, 31597, 33260, 50920, 63194, 66520, 101840, 111421, 126388, 133040, 157985, 222842, 252776, 315970, 445684, 505552, 557105, 631940, 891368, 1114210, 1263880, 1782736, 2116999, 2228420, 2527760, 4233998, 4456840, 8467996, 8913680, 10584995, 16935992, 21169990, 33871984, 42339980, 84679960, 169359920]

約数ペア:

[(1, 169359920), (2, 84679960), (4, 42339980), (5, 33871984), (8, 21169990), (10, 16935992), (16, 10584995), (19, 8913680), (20, 8467996), (38, 4456840), (40, 4233998), (67, 2527760), (76, 2228420), (80, 2116999), (95, 1782736), (134, 1263880), (152, 1114210), (190, 891368), (268, 631940), (304, 557105), (335, 505552), (380, 445684), (536, 315970), (670, 252776), (760, 222842), (1072, 157985), (1273, 133040), (1340, 126388), (1520, 111421), (1663, 101840), (2546, 66520), (2680, 63194), (3326, 50920), (5092, 33260), (5360, 31597), (6365, 26608), (6652, 25460), (8315, 20368), (10184, 16630), (12730, 13304)]