239981040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25639}}^1$

素因数の和:25671

約数の個数: 120

約数和(自身を含む): 867965280

約数和(自身を除く): 627984240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 25639, 51278, 76917, 102556, 128195, 153834, 205112, 230751, 256390, 307668, 333307, 384585, 410224, 461502, 512780, 615336, 666614, 769170, 923004, 999921, 1025560, 1153755, 1230672, 1333228, 1538340, 1666535, 1846008, 1999842, 2051120, 2307510, 2666456, 2999763, 3076680, 3333070, 3692016, 3999684, 4615020, 4999605, 5332912, 5999526, 6153360, 6666140, 7999368, 9230040, 9999210, 11999052, 13332280, 14998815, 15998736, 18460080, 19998420, 23998104, 26664560, 29997630, 39996840, 47996208, 59995260, 79993680, 119990520, 239981040]

約数ペア:

[(1, 239981040), (2, 119990520), (3, 79993680), (4, 59995260), (5, 47996208), (6, 39996840), (8, 29997630), (9, 26664560), (10, 23998104), (12, 19998420), (13, 18460080), (15, 15998736), (16, 14998815), (18, 13332280), (20, 11999052), (24, 9999210), (26, 9230040), (30, 7999368), (36, 6666140), (39, 6153360), (40, 5999526), (45, 5332912), (48, 4999605), (52, 4615020), (60, 3999684), (65, 3692016), (72, 3333070), (78, 3076680), (80, 2999763), (90, 2666456), (104, 2307510), (117, 2051120), (120, 1999842), (130, 1846008), (144, 1666535), (156, 1538340), (180, 1333228), (195, 1230672), (208, 1153755), (234, 1025560), (240, 999921), (260, 923004), (312, 769170), (360, 666614), (390, 615336), (468, 512780), (520, 461502), (585, 410224), (624, 384585), (720, 333307), (780, 307668), (936, 256390), (1040, 230751), (1170, 205112), (1560, 153834), (1872, 128195), (2340, 102556), (3120, 76917), (4680, 51278), (9360, 25639)]