157639960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6691}}^1$

素因数の和:6752

約数の個数: 64

約数和(自身を含む): 385459200

約数和(自身を除く): 227819240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 6691, 11780, 13382, 23560, 26764, 33455, 53528, 66910, 127129, 133820, 207421, 254258, 267640, 414842, 508516, 635645, 829684, 1017032, 1037105, 1271290, 1659368, 2074210, 2542580, 3940999, 4148420, 5085160, 7881998, 8296840, 15763996, 19704995, 31527992, 39409990, 78819980, 157639960]

約数ペア:

[(1, 157639960), (2, 78819980), (4, 39409990), (5, 31527992), (8, 19704995), (10, 15763996), (19, 8296840), (20, 7881998), (31, 5085160), (38, 4148420), (40, 3940999), (62, 2542580), (76, 2074210), (95, 1659368), (124, 1271290), (152, 1037105), (155, 1017032), (190, 829684), (248, 635645), (310, 508516), (380, 414842), (589, 267640), (620, 254258), (760, 207421), (1178, 133820), (1240, 127129), (2356, 66910), (2945, 53528), (4712, 33455), (5890, 26764), (6691, 23560), (11780, 13382)]