156720400120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1879}}^1\times {\mathrm{90659}}^1$

素因数の和:92572

約数の個数: 64

約数和(自身を含む): 368152128000

約数和(自身を除く): 211431727880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1879, 3758, 7516, 9395, 15032, 18790, 37580, 43217, 75160, 86434, 90659, 172868, 181318, 216085, 345736, 362636, 432170, 453295, 725272, 864340, 906590, 1728680, 1813180, 2085157, 3626360, 4170314, 8340628, 10425785, 16681256, 20851570, 41703140, 83406280, 170348261, 340696522, 681393044, 851741305, 1362786088, 1703482610, 3406965220, 3918010003, 6813930440, 7836020006, 15672040012, 19590050015, 31344080024, 39180100030, 78360200060, 156720400120]

約数ペア:

[(1, 156720400120), (2, 78360200060), (4, 39180100030), (5, 31344080024), (8, 19590050015), (10, 15672040012), (20, 7836020006), (23, 6813930440), (40, 3918010003), (46, 3406965220), (92, 1703482610), (115, 1362786088), (184, 851741305), (230, 681393044), (460, 340696522), (920, 170348261), (1879, 83406280), (3758, 41703140), (7516, 20851570), (9395, 16681256), (15032, 10425785), (18790, 8340628), (37580, 4170314), (43217, 3626360), (75160, 2085157), (86434, 1813180), (90659, 1728680), (172868, 906590), (181318, 864340), (216085, 725272), (345736, 453295), (362636, 432170)]