157038860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 384652800

約数和(自身を除く): 227613940

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 199, 211, 220, 340, 374, 398, 422, 748, 796, 844, 935, 995, 1055, 1870, 1990, 2110, 2189, 2321, 3383, 3587, 3740, 3980, 4220, 4378, 4642, 6766, 7174, 8756, 9284, 10945, 11605, 13532, 14348, 16915, 17935, 21890, 23210, 33830, 35870, 37213, 39457, 41989, 43780, 46420, 67660, 71740, 74426, 78914, 83978, 148852, 157828, 167956, 186065, 197285, 209945, 372130, 394570, 419890, 461879, 713813, 744260, 789140, 839780, 923758, 1427626, 1847516, 2309395, 2855252, 3569065, 4618790, 7138130, 7851943, 9237580, 14276260, 15703886, 31407772, 39259715, 78519430, 157038860]

約数ペア:

[(1, 157038860), (2, 78519430), (4, 39259715), (5, 31407772), (10, 15703886), (11, 14276260), (17, 9237580), (20, 7851943), (22, 7138130), (34, 4618790), (44, 3569065), (55, 2855252), (68, 2309395), (85, 1847516), (110, 1427626), (170, 923758), (187, 839780), (199, 789140), (211, 744260), (220, 713813), (340, 461879), (374, 419890), (398, 394570), (422, 372130), (748, 209945), (796, 197285), (844, 186065), (935, 167956), (995, 157828), (1055, 148852), (1870, 83978), (1990, 78914), (2110, 74426), (2189, 71740), (2321, 67660), (3383, 46420), (3587, 43780), (3740, 41989), (3980, 39457), (4220, 37213), (4378, 35870), (4642, 33830), (6766, 23210), (7174, 21890), (8756, 17935), (9284, 16915), (10945, 14348), (11605, 13532)]