156960280220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1278803}}^1$

素因数の和:1278867

約数の個数: 72

約数和(自身を含む): 368341588944

約数和(自身を除く): 211381308724

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 646, 722, 1292, 1444, 1615, 1805, 3230, 3610, 6137, 6460, 7220, 12274, 24548, 30685, 61370, 122740, 1278803, 2557606, 5115212, 6394015, 12788030, 21739651, 24297257, 25576060, 43479302, 48594514, 86958604, 97189028, 108698255, 121486285, 217396510, 242972570, 413053369, 434793020, 461647883, 485945140, 826106738, 923295766, 1652213476, 1846591532, 2065266845, 2308239415, 4130533690, 4616478830, 7848014011, 8261067380, 9232957660, 15696028022, 31392056044, 39240070055, 78480140110, 156960280220]

約数ペア:

[(1, 156960280220), (2, 78480140110), (4, 39240070055), (5, 31392056044), (10, 15696028022), (17, 9232957660), (19, 8261067380), (20, 7848014011), (34, 4616478830), (38, 4130533690), (68, 2308239415), (76, 2065266845), (85, 1846591532), (95, 1652213476), (170, 923295766), (190, 826106738), (323, 485945140), (340, 461647883), (361, 434793020), (380, 413053369), (646, 242972570), (722, 217396510), (1292, 121486285), (1444, 108698255), (1615, 97189028), (1805, 86958604), (3230, 48594514), (3610, 43479302), (6137, 25576060), (6460, 24297257), (7220, 21739651), (12274, 12788030), (24548, 6394015), (30685, 5115212), (61370, 2557606), (122740, 1278803)]