401075460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9323}}^1$

素因数の和:9577

約数の個数: 72

約数和(自身を含む): 1221816960

約数和(自身を除く): 820741500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 9323, 10755, 14340, 18646, 21510, 27969, 37292, 43020, 46615, 55938, 83907, 93230, 111876, 139845, 167814, 186460, 279690, 335628, 419535, 559380, 839070, 1678140, 2228197, 4456394, 6684591, 8912788, 11140985, 13369182, 20053773, 22281970, 26738364, 33422955, 40107546, 44563940, 66845910, 80215092, 100268865, 133691820, 200537730, 401075460]

約数ペア:

[(1, 401075460), (2, 200537730), (3, 133691820), (4, 100268865), (5, 80215092), (6, 66845910), (9, 44563940), (10, 40107546), (12, 33422955), (15, 26738364), (18, 22281970), (20, 20053773), (30, 13369182), (36, 11140985), (45, 8912788), (60, 6684591), (90, 4456394), (180, 2228197), (239, 1678140), (478, 839070), (717, 559380), (956, 419535), (1195, 335628), (1434, 279690), (2151, 186460), (2390, 167814), (2868, 139845), (3585, 111876), (4302, 93230), (4780, 83907), (7170, 55938), (8604, 46615), (9323, 43020), (10755, 37292), (14340, 27969), (18646, 21510)]