320850

素因数分解:

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

素因数の和:72

約数の個数: 72

約数和(自身を含む): 928512

約数和(自身を除く): 607662

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 31, 45, 46, 50, 62, 69, 75, 90, 93, 115, 138, 150, 155, 186, 207, 225, 230, 279, 310, 345, 414, 450, 465, 558, 575, 690, 713, 775, 930, 1035, 1150, 1395, 1426, 1550, 1725, 2070, 2139, 2325, 2790, 3450, 3565, 4278, 4650, 5175, 6417, 6975, 7130, 10350, 10695, 12834, 13950, 17825, 21390, 32085, 35650, 53475, 64170, 106950, 160425, 320850]

約数ペア:

[(1, 320850), (2, 160425), (3, 106950), (5, 64170), (6, 53475), (9, 35650), (10, 32085), (15, 21390), (18, 17825), (23, 13950), (25, 12834), (30, 10695), (31, 10350), (45, 7130), (46, 6975), (50, 6417), (62, 5175), (69, 4650), (75, 4278), (90, 3565), (93, 3450), (115, 2790), (138, 2325), (150, 2139), (155, 2070), (186, 1725), (207, 1550), (225, 1426), (230, 1395), (279, 1150), (310, 1035), (345, 930), (414, 775), (450, 713), (465, 690), (558, 575)]