331043580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{262733}}^1$

素因数の和:262755

約数の個数: 72

約数和(自身を含む): 1147622112

約数和(自身を除く): 816578532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 262733, 525466, 788199, 1050932, 1313665, 1576398, 1839131, 2364597, 2627330, 3152796, 3678262, 3940995, 4729194, 5254660, 5517393, 7356524, 7881990, 9195655, 9458388, 11034786, 11822985, 15763980, 16552179, 18391310, 22069572, 23645970, 27586965, 33104358, 36782620, 47291940, 55173930, 66208716, 82760895, 110347860, 165521790, 331043580]

約数ペア:

[(1, 331043580), (2, 165521790), (3, 110347860), (4, 82760895), (5, 66208716), (6, 55173930), (7, 47291940), (9, 36782620), (10, 33104358), (12, 27586965), (14, 23645970), (15, 22069572), (18, 18391310), (20, 16552179), (21, 15763980), (28, 11822985), (30, 11034786), (35, 9458388), (36, 9195655), (42, 7881990), (45, 7356524), (60, 5517393), (63, 5254660), (70, 4729194), (84, 3940995), (90, 3678262), (105, 3152796), (126, 2627330), (140, 2364597), (180, 1839131), (210, 1576398), (252, 1313665), (315, 1050932), (420, 788199), (630, 525466), (1260, 262733)]