156907960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1957

約数の個数: 96

約数和(自身を含む): 411097680

約数和(自身を除く): 254189720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 170, 187, 220, 242, 340, 374, 440, 484, 605, 680, 748, 935, 968, 1210, 1496, 1870, 1907, 2057, 2420, 3740, 3814, 4114, 4840, 7480, 7628, 8228, 9535, 10285, 15256, 16456, 19070, 20570, 20977, 32419, 38140, 41140, 41954, 64838, 76280, 82280, 83908, 104885, 129676, 162095, 167816, 209770, 230747, 259352, 324190, 356609, 419540, 461494, 648380, 713218, 839080, 922988, 1153735, 1296760, 1426436, 1783045, 1845976, 2307470, 2852872, 3566090, 3922699, 4614940, 7132180, 7845398, 9229880, 14264360, 15690796, 19613495, 31381592, 39226990, 78453980, 156907960]

約数ペア:

[(1, 156907960), (2, 78453980), (4, 39226990), (5, 31381592), (8, 19613495), (10, 15690796), (11, 14264360), (17, 9229880), (20, 7845398), (22, 7132180), (34, 4614940), (40, 3922699), (44, 3566090), (55, 2852872), (68, 2307470), (85, 1845976), (88, 1783045), (110, 1426436), (121, 1296760), (136, 1153735), (170, 922988), (187, 839080), (220, 713218), (242, 648380), (340, 461494), (374, 419540), (440, 356609), (484, 324190), (605, 259352), (680, 230747), (748, 209770), (935, 167816), (968, 162095), (1210, 129676), (1496, 104885), (1870, 83908), (1907, 82280), (2057, 76280), (2420, 64838), (3740, 41954), (3814, 41140), (4114, 38140), (4840, 32419), (7480, 20977), (7628, 20570), (8228, 19070), (9535, 16456), (10285, 15256)]