142879220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 366799104

約数和(自身を除く): 223919884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 121, 151, 170, 187, 220, 230, 242, 253, 302, 340, 374, 391, 460, 484, 506, 604, 605, 748, 755, 782, 935, 1012, 1210, 1265, 1510, 1564, 1661, 1870, 1955, 2057, 2420, 2530, 2567, 2783, 3020, 3322, 3473, 3740, 3910, 4114, 4301, 5060, 5134, 5566, 6644, 6946, 7820, 8228, 8305, 8602, 10268, 10285, 11132, 12835, 13892, 13915, 16610, 17204, 17365, 18271, 20570, 21505, 25670, 27830, 28237, 33220, 34730, 36542, 38203, 41140, 43010, 47311, 51340, 55660, 56474, 59041, 69460, 73084, 76406, 86020, 91355, 94622, 112948, 118082, 141185, 152812, 182710, 189244, 191015, 236164, 236555, 282370, 295205, 310607, 365420, 382030, 420233, 473110, 564740, 590410, 621214, 649451, 764060, 840466, 946220, 1180820, 1242428, 1298902, 1553035, 1680932, 2101165, 2597804, 3106070, 3247255, 4202330, 6212140, 6494510, 7143961, 8404660, 12989020, 14287922, 28575844, 35719805, 71439610, 142879220]

約数ペア:

[(1, 142879220), (2, 71439610), (4, 35719805), (5, 28575844), (10, 14287922), (11, 12989020), (17, 8404660), (20, 7143961), (22, 6494510), (23, 6212140), (34, 4202330), (44, 3247255), (46, 3106070), (55, 2597804), (68, 2101165), (85, 1680932), (92, 1553035), (110, 1298902), (115, 1242428), (121, 1180820), (151, 946220), (170, 840466), (187, 764060), (220, 649451), (230, 621214), (242, 590410), (253, 564740), (302, 473110), (340, 420233), (374, 382030), (391, 365420), (460, 310607), (484, 295205), (506, 282370), (604, 236555), (605, 236164), (748, 191015), (755, 189244), (782, 182710), (935, 152812), (1012, 141185), (1210, 118082), (1265, 112948), (1510, 94622), (1564, 91355), (1661, 86020), (1870, 76406), (1955, 73084), (2057, 69460), (2420, 59041), (2530, 56474), (2567, 55660), (2783, 51340), (3020, 47311), (3322, 43010), (3473, 41140), (3740, 38203), (3910, 36542), (4114, 34730), (4301, 33220), (5060, 28237), (5134, 27830), (5566, 25670), (6644, 21505), (6946, 20570), (7820, 18271), (8228, 17365), (8305, 17204), (8602, 16610), (10268, 13915), (10285, 13892), (11132, 12835)]