156728115640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8243}}^1\times {\mathrm{27961}}^1$

素因数の和:36232

約数の個数: 64

約数和(自身を含む): 373440339360

約数和(自身を除く): 216712223720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 8243, 16486, 27961, 32972, 41215, 55922, 65944, 82430, 111844, 139805, 140131, 164860, 223688, 279610, 280262, 329720, 475337, 559220, 560524, 700655, 950674, 1118440, 1121048, 1401310, 1901348, 2376685, 2802620, 3802696, 4753370, 5605240, 9506740, 19013480, 230482523, 460965046, 921930092, 1152412615, 1843860184, 2304825230, 3918202891, 4609650460, 7836405782, 9219300920, 15672811564, 19591014455, 31345623128, 39182028910, 78364057820, 156728115640]

約数ペア:

[(1, 156728115640), (2, 78364057820), (4, 39182028910), (5, 31345623128), (8, 19591014455), (10, 15672811564), (17, 9219300920), (20, 7836405782), (34, 4609650460), (40, 3918202891), (68, 2304825230), (85, 1843860184), (136, 1152412615), (170, 921930092), (340, 460965046), (680, 230482523), (8243, 19013480), (16486, 9506740), (27961, 5605240), (32972, 4753370), (41215, 3802696), (55922, 2802620), (65944, 2376685), (82430, 1901348), (111844, 1401310), (139805, 1121048), (140131, 1118440), (164860, 950674), (223688, 700655), (279610, 560524), (280262, 559220), (329720, 475337)]