13561380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 48222720

約数和(自身を除く): 34661340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 229, 235, 252, 282, 315, 329, 420, 423, 458, 470, 564, 630, 658, 687, 705, 846, 916, 940, 987, 1145, 1260, 1316, 1374, 1410, 1603, 1645, 1692, 1974, 2061, 2115, 2290, 2748, 2820, 2961, 3206, 3290, 3435, 3948, 4122, 4230, 4580, 4809, 4935, 5922, 6412, 6580, 6870, 8015, 8244, 8460, 9618, 9870, 10305, 10763, 11844, 13740, 14427, 14805, 16030, 19236, 19740, 20610, 21526, 24045, 28854, 29610, 32060, 32289, 41220, 43052, 48090, 53815, 57708, 59220, 64578, 72135, 75341, 96180, 96867, 107630, 129156, 144270, 150682, 161445, 193734, 215260, 226023, 288540, 301364, 322890, 376705, 387468, 452046, 484335, 645780, 678069, 753410, 904092, 968670, 1130115, 1356138, 1506820, 1937340, 2260230, 2712276, 3390345, 4520460, 6780690, 13561380]

約数ペア:

[(1, 13561380), (2, 6780690), (3, 4520460), (4, 3390345), (5, 2712276), (6, 2260230), (7, 1937340), (9, 1506820), (10, 1356138), (12, 1130115), (14, 968670), (15, 904092), (18, 753410), (20, 678069), (21, 645780), (28, 484335), (30, 452046), (35, 387468), (36, 376705), (42, 322890), (45, 301364), (47, 288540), (60, 226023), (63, 215260), (70, 193734), (84, 161445), (90, 150682), (94, 144270), (105, 129156), (126, 107630), (140, 96867), (141, 96180), (180, 75341), (188, 72135), (210, 64578), (229, 59220), (235, 57708), (252, 53815), (282, 48090), (315, 43052), (329, 41220), (420, 32289), (423, 32060), (458, 29610), (470, 28854), (564, 24045), (630, 21526), (658, 20610), (687, 19740), (705, 19236), (846, 16030), (916, 14805), (940, 14427), (987, 13740), (1145, 11844), (1260, 10763), (1316, 10305), (1374, 9870), (1410, 9618), (1603, 8460), (1645, 8244), (1692, 8015), (1974, 6870), (2061, 6580), (2115, 6412), (2290, 5922), (2748, 4935), (2820, 4809), (2961, 4580), (3206, 4230), (3290, 4122), (3435, 3948)]