6676780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 16087680

約数和(自身を除く): 9410900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 89, 110, 121, 124, 155, 178, 220, 242, 310, 341, 356, 445, 484, 605, 620, 682, 890, 979, 1210, 1364, 1705, 1780, 1958, 2420, 2759, 3410, 3751, 3916, 4895, 5518, 6820, 7502, 9790, 10769, 11036, 13795, 15004, 18755, 19580, 21538, 27590, 30349, 37510, 43076, 53845, 55180, 60698, 75020, 107690, 121396, 151745, 215380, 303490, 333839, 606980, 667678, 1335356, 1669195, 3338390, 6676780]

約数ペア:

[(1, 6676780), (2, 3338390), (4, 1669195), (5, 1335356), (10, 667678), (11, 606980), (20, 333839), (22, 303490), (31, 215380), (44, 151745), (55, 121396), (62, 107690), (89, 75020), (110, 60698), (121, 55180), (124, 53845), (155, 43076), (178, 37510), (220, 30349), (242, 27590), (310, 21538), (341, 19580), (356, 18755), (445, 15004), (484, 13795), (605, 11036), (620, 10769), (682, 9790), (890, 7502), (979, 6820), (1210, 5518), (1364, 4895), (1705, 3916), (1780, 3751), (1958, 3410), (2420, 2759)]