27979440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1597}}^1$

素因数の和:1686

約数の個数: 80

約数和(自身を含む): 87979488

約数和(自身を除く): 60000048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1597, 1752, 2190, 2920, 3194, 3504, 4380, 4791, 5840, 6388, 7985, 8760, 9582, 12776, 15970, 17520, 19164, 23955, 25552, 31940, 38328, 47910, 63880, 76656, 95820, 116581, 127760, 191640, 233162, 349743, 383280, 466324, 582905, 699486, 932648, 1165810, 1398972, 1748715, 1865296, 2331620, 2797944, 3497430, 4663240, 5595888, 6994860, 9326480, 13989720, 27979440]

約数ペア:

[(1, 27979440), (2, 13989720), (3, 9326480), (4, 6994860), (5, 5595888), (6, 4663240), (8, 3497430), (10, 2797944), (12, 2331620), (15, 1865296), (16, 1748715), (20, 1398972), (24, 1165810), (30, 932648), (40, 699486), (48, 582905), (60, 466324), (73, 383280), (80, 349743), (120, 233162), (146, 191640), (219, 127760), (240, 116581), (292, 95820), (365, 76656), (438, 63880), (584, 47910), (730, 38328), (876, 31940), (1095, 25552), (1168, 23955), (1460, 19164), (1597, 17520), (1752, 15970), (2190, 12776), (2920, 9582), (3194, 8760), (3504, 7985), (4380, 6388), (4791, 5840)]