1555367580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{664687}}^1$

素因数の和:664715

約数の個数: 72

約数和(自身を含む): 5080875072

約数和(自身を除く): 3525507492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 664687, 1329374, 1994061, 2658748, 3323435, 3988122, 5982183, 6646870, 7976244, 8640931, 9970305, 11964366, 13293740, 17281862, 19940610, 23928732, 25922793, 29910915, 34563724, 39881220, 43204655, 51845586, 59821830, 77768379, 86409310, 103691172, 119643660, 129613965, 155536758, 172818620, 259227930, 311073516, 388841895, 518455860, 777683790, 1555367580]

約数ペア:

[(1, 1555367580), (2, 777683790), (3, 518455860), (4, 388841895), (5, 311073516), (6, 259227930), (9, 172818620), (10, 155536758), (12, 129613965), (13, 119643660), (15, 103691172), (18, 86409310), (20, 77768379), (26, 59821830), (30, 51845586), (36, 43204655), (39, 39881220), (45, 34563724), (52, 29910915), (60, 25922793), (65, 23928732), (78, 19940610), (90, 17281862), (117, 13293740), (130, 11964366), (156, 9970305), (180, 8640931), (195, 7976244), (234, 6646870), (260, 5982183), (390, 3988122), (468, 3323435), (585, 2658748), (780, 1994061), (1170, 1329374), (2340, 664687)]