4005248940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{288979}}^1$

素因数の和:289012

約数の個数: 144

約数和(自身を含む): 15147175680

約数和(自身を除く): 11141926740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 288979, 577958, 866937, 1155916, 1444895, 1733874, 2022853, 2600811, 2889790, 3178769, 3467748, 4045706, 4334685, 5201622, 5779580, 6068559, 6357538, 8091412, 8669370, 9536307, 10114265, 10403244, 12137118, 12715076, 13004055, 15893845, 17338740, 18205677, 19072614, 20228530, 22251383, 24274236, 26008110, 28608921, 30342795, 31787690, 36411354, 38145228, 40457060, 44502766, 47681535, 52016220, 57217842, 60685590, 63575380, 66754149, 72822708, 89005532, 91028385, 95363070, 111256915, 114435684, 121371180, 133508298, 143044605, 182056770, 190726140, 200262447, 222513830, 267016596, 286089210, 333770745, 364113540, 400524894, 445027660, 572178420, 667541490, 801049788, 1001312235, 1335082980, 2002624470, 4005248940]

約数ペア:

[(1, 4005248940), (2, 2002624470), (3, 1335082980), (4, 1001312235), (5, 801049788), (6, 667541490), (7, 572178420), (9, 445027660), (10, 400524894), (11, 364113540), (12, 333770745), (14, 286089210), (15, 267016596), (18, 222513830), (20, 200262447), (21, 190726140), (22, 182056770), (28, 143044605), (30, 133508298), (33, 121371180), (35, 114435684), (36, 111256915), (42, 95363070), (44, 91028385), (45, 89005532), (55, 72822708), (60, 66754149), (63, 63575380), (66, 60685590), (70, 57217842), (77, 52016220), (84, 47681535), (90, 44502766), (99, 40457060), (105, 38145228), (110, 36411354), (126, 31787690), (132, 30342795), (140, 28608921), (154, 26008110), (165, 24274236), (180, 22251383), (198, 20228530), (210, 19072614), (220, 18205677), (231, 17338740), (252, 15893845), (308, 13004055), (315, 12715076), (330, 12137118), (385, 10403244), (396, 10114265), (420, 9536307), (462, 8669370), (495, 8091412), (630, 6357538), (660, 6068559), (693, 5779580), (770, 5201622), (924, 4334685), (990, 4045706), (1155, 3467748), (1260, 3178769), (1386, 2889790), (1540, 2600811), (1980, 2022853), (2310, 1733874), (2772, 1444895), (3465, 1155916), (4620, 866937), (6930, 577958), (13860, 288979)]