440370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{233}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 1347840

約数和(自身を除く): 907470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 233, 270, 315, 378, 466, 630, 699, 945, 1165, 1398, 1631, 1890, 2097, 2330, 3262, 3495, 4194, 4893, 6291, 6990, 8155, 9786, 10485, 12582, 14679, 16310, 20970, 24465, 29358, 31455, 44037, 48930, 62910, 73395, 88074, 146790, 220185, 440370]

約数ペア:

[(1, 440370), (2, 220185), (3, 146790), (5, 88074), (6, 73395), (7, 62910), (9, 48930), (10, 44037), (14, 31455), (15, 29358), (18, 24465), (21, 20970), (27, 16310), (30, 14679), (35, 12582), (42, 10485), (45, 9786), (54, 8155), (63, 6990), (70, 6291), (90, 4893), (105, 4194), (126, 3495), (135, 3262), (189, 2330), (210, 2097), (233, 1890), (270, 1631), (315, 1398), (378, 1165), (466, 945), (630, 699)]