815314860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{3299}}^1$

素因数の和:4687

約数の個数: 72

約数和(自身を含む): 2475673200

約数和(自身を除く): 1660358340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1373, 2746, 3299, 4119, 5492, 6598, 6865, 8238, 9897, 12357, 13196, 13730, 16476, 16495, 19794, 20595, 24714, 27460, 29691, 32990, 39588, 41190, 49428, 49485, 59382, 61785, 65980, 82380, 98970, 118764, 123570, 148455, 197940, 247140, 296910, 593820, 4529527, 9059054, 13588581, 18118108, 22647635, 27177162, 40765743, 45295270, 54354324, 67942905, 81531486, 90590540, 135885810, 163062972, 203828715, 271771620, 407657430, 815314860]

約数ペア:

[(1, 815314860), (2, 407657430), (3, 271771620), (4, 203828715), (5, 163062972), (6, 135885810), (9, 90590540), (10, 81531486), (12, 67942905), (15, 54354324), (18, 45295270), (20, 40765743), (30, 27177162), (36, 22647635), (45, 18118108), (60, 13588581), (90, 9059054), (180, 4529527), (1373, 593820), (2746, 296910), (3299, 247140), (4119, 197940), (5492, 148455), (6598, 123570), (6865, 118764), (8238, 98970), (9897, 82380), (12357, 65980), (13196, 61785), (13730, 59382), (16476, 49485), (16495, 49428), (19794, 41190), (20595, 39588), (24714, 32990), (27460, 29691)]