6454980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 23063040

約数和(自身を除く): 16608060

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, 109, 126, 140, 141, 180, 188, 210, 218, 235, 252, 282, 315, 327, 329, 420, 423, 436, 470, 545, 564, 630, 654, 658, 705, 763, 846, 940, 981, 987, 1090, 1260, 1308, 1316, 1410, 1526, 1635, 1645, 1692, 1962, 1974, 2115, 2180, 2289, 2820, 2961, 3052, 3270, 3290, 3815, 3924, 3948, 4230, 4578, 4905, 4935, 5123, 5922, 6540, 6580, 6867, 7630, 8460, 9156, 9810, 9870, 10246, 11445, 11844, 13734, 14805, 15260, 15369, 19620, 19740, 20492, 22890, 25615, 27468, 29610, 30738, 34335, 35861, 45780, 46107, 51230, 59220, 61476, 68670, 71722, 76845, 92214, 102460, 107583, 137340, 143444, 153690, 179305, 184428, 215166, 230535, 307380, 322749, 358610, 430332, 461070, 537915, 645498, 717220, 922140, 1075830, 1290996, 1613745, 2151660, 3227490, 6454980]

約数ペア:

[(1, 6454980), (2, 3227490), (3, 2151660), (4, 1613745), (5, 1290996), (6, 1075830), (7, 922140), (9, 717220), (10, 645498), (12, 537915), (14, 461070), (15, 430332), (18, 358610), (20, 322749), (21, 307380), (28, 230535), (30, 215166), (35, 184428), (36, 179305), (42, 153690), (45, 143444), (47, 137340), (60, 107583), (63, 102460), (70, 92214), (84, 76845), (90, 71722), (94, 68670), (105, 61476), (109, 59220), (126, 51230), (140, 46107), (141, 45780), (180, 35861), (188, 34335), (210, 30738), (218, 29610), (235, 27468), (252, 25615), (282, 22890), (315, 20492), (327, 19740), (329, 19620), (420, 15369), (423, 15260), (436, 14805), (470, 13734), (545, 11844), (564, 11445), (630, 10246), (654, 9870), (658, 9810), (705, 9156), (763, 8460), (846, 7630), (940, 6867), (981, 6580), (987, 6540), (1090, 5922), (1260, 5123), (1308, 4935), (1316, 4905), (1410, 4578), (1526, 4230), (1635, 3948), (1645, 3924), (1692, 3815), (1962, 3290), (1974, 3270), (2115, 3052), (2180, 2961), (2289, 2820)]