388201860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{2129}}^1$

素因数の和:3157

約数の個数: 72

約数和(自身を含む): 1179261720

約数和(自身を除く): 791059860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1013, 2026, 2129, 3039, 4052, 4258, 5065, 6078, 6387, 8516, 9117, 10130, 10645, 12156, 12774, 15195, 18234, 19161, 20260, 21290, 25548, 30390, 31935, 36468, 38322, 42580, 45585, 60780, 63870, 76644, 91170, 95805, 127740, 182340, 191610, 383220, 2156677, 4313354, 6470031, 8626708, 10783385, 12940062, 19410093, 21566770, 25880124, 32350155, 38820186, 43133540, 64700310, 77640372, 97050465, 129400620, 194100930, 388201860]

約数ペア:

[(1, 388201860), (2, 194100930), (3, 129400620), (4, 97050465), (5, 77640372), (6, 64700310), (9, 43133540), (10, 38820186), (12, 32350155), (15, 25880124), (18, 21566770), (20, 19410093), (30, 12940062), (36, 10783385), (45, 8626708), (60, 6470031), (90, 4313354), (180, 2156677), (1013, 383220), (2026, 191610), (2129, 182340), (3039, 127740), (4052, 95805), (4258, 91170), (5065, 76644), (6078, 63870), (6387, 60780), (8516, 45585), (9117, 42580), (10130, 38322), (10645, 36468), (12156, 31935), (12774, 30390), (15195, 25548), (18234, 21290), (19161, 20260)]