1217757060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{520409}}^1$

素因数の和:520437

約数の個数: 72

約数和(自身を含む): 3978014040

約数和(自身を除く): 2760256980

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, 520409, 1040818, 1561227, 2081636, 2602045, 3122454, 4683681, 5204090, 6244908, 6765317, 7806135, 9367362, 10408180, 13530634, 15612270, 18734724, 20295951, 23418405, 27061268, 31224540, 33826585, 40591902, 46836810, 60887853, 67653170, 81183804, 93673620, 101479755, 121775706, 135306340, 202959510, 243551412, 304439265, 405919020, 608878530, 1217757060]

約数ペア:

[(1, 1217757060), (2, 608878530), (3, 405919020), (4, 304439265), (5, 243551412), (6, 202959510), (9, 135306340), (10, 121775706), (12, 101479755), (13, 93673620), (15, 81183804), (18, 67653170), (20, 60887853), (26, 46836810), (30, 40591902), (36, 33826585), (39, 31224540), (45, 27061268), (52, 23418405), (60, 20295951), (65, 18734724), (78, 15612270), (90, 13530634), (117, 10408180), (130, 9367362), (156, 7806135), (180, 6765317), (195, 6244908), (234, 5204090), (260, 4683681), (390, 3122454), (468, 2602045), (585, 2081636), (780, 1561227), (1170, 1040818), (2340, 520409)]