128297470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 281926656

約数和(自身を除く): 153629186

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 131, 170, 238, 262, 595, 655, 823, 917, 1190, 1310, 1646, 1834, 2227, 4115, 4454, 4585, 5761, 8230, 9170, 11135, 11522, 13991, 15589, 22270, 27982, 28805, 31178, 57610, 69955, 77945, 97937, 107813, 139910, 155890, 195874, 215626, 489685, 539065, 754691, 979370, 1078130, 1509382, 1832821, 3665642, 3773455, 7546910, 9164105, 12829747, 18328210, 25659494, 64148735, 128297470]

約数ペア:

[(1, 128297470), (2, 64148735), (5, 25659494), (7, 18328210), (10, 12829747), (14, 9164105), (17, 7546910), (34, 3773455), (35, 3665642), (70, 1832821), (85, 1509382), (119, 1078130), (131, 979370), (170, 754691), (238, 539065), (262, 489685), (595, 215626), (655, 195874), (823, 155890), (917, 139910), (1190, 107813), (1310, 97937), (1646, 77945), (1834, 69955), (2227, 57610), (4115, 31178), (4454, 28805), (4585, 27982), (5761, 22270), (8230, 15589), (9170, 13991), (11135, 11522)]