64786680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 246205440

約数和(自身を除く): 181418760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 547, 564, 630, 658, 705, 840, 846, 940, 987, 1094, 1128, 1260, 1316, 1410, 1641, 1645, 1692, 1880, 1974, 2115, 2188, 2520, 2632, 2735, 2820, 2961, 3282, 3290, 3384, 3829, 3948, 4230, 4376, 4923, 4935, 5470, 5640, 5922, 6564, 6580, 7658, 7896, 8205, 8460, 9846, 9870, 10940, 11487, 11844, 13128, 13160, 14805, 15316, 16410, 16920, 19145, 19692, 19740, 21880, 22974, 23688, 24615, 25709, 29610, 30632, 32820, 34461, 38290, 39384, 39480, 45948, 49230, 51418, 57435, 59220, 65640, 68922, 76580, 77127, 91896, 98460, 102836, 114870, 118440, 128545, 137844, 153160, 154254, 172305, 179963, 196920, 205672, 229740, 231381, 257090, 275688, 308508, 344610, 359926, 385635, 459480, 462762, 514180, 539889, 617016, 689220, 719852, 771270, 899815, 925524, 1028360, 1079778, 1156905, 1378440, 1439704, 1542540, 1619667, 1799630, 1851048, 2159556, 2313810, 2699445, 3085080, 3239334, 3599260, 4319112, 4627620, 5398890, 6478668, 7198520, 8098335, 9255240, 10797780, 12957336, 16196670, 21595560, 32393340, 64786680]

約数ペア:

[(1, 64786680), (2, 32393340), (3, 21595560), (4, 16196670), (5, 12957336), (6, 10797780), (7, 9255240), (8, 8098335), (9, 7198520), (10, 6478668), (12, 5398890), (14, 4627620), (15, 4319112), (18, 3599260), (20, 3239334), (21, 3085080), (24, 2699445), (28, 2313810), (30, 2159556), (35, 1851048), (36, 1799630), (40, 1619667), (42, 1542540), (45, 1439704), (47, 1378440), (56, 1156905), (60, 1079778), (63, 1028360), (70, 925524), (72, 899815), (84, 771270), (90, 719852), (94, 689220), (105, 617016), (120, 539889), (126, 514180), (140, 462762), (141, 459480), (168, 385635), (180, 359926), (188, 344610), (210, 308508), (235, 275688), (252, 257090), (280, 231381), (282, 229740), (315, 205672), (329, 196920), (360, 179963), (376, 172305), (420, 154254), (423, 153160), (470, 137844), (504, 128545), (547, 118440), (564, 114870), (630, 102836), (658, 98460), (705, 91896), (840, 77127), (846, 76580), (940, 68922), (987, 65640), (1094, 59220), (1128, 57435), (1260, 51418), (1316, 49230), (1410, 45948), (1641, 39480), (1645, 39384), (1692, 38290), (1880, 34461), (1974, 32820), (2115, 30632), (2188, 29610), (2520, 25709), (2632, 24615), (2735, 23688), (2820, 22974), (2961, 21880), (3282, 19740), (3290, 19692), (3384, 19145), (3829, 16920), (3948, 16410), (4230, 15316), (4376, 14805), (4923, 13160), (4935, 13128), (5470, 11844), (5640, 11487), (5922, 10940), (6564, 9870), (6580, 9846), (7658, 8460), (7896, 8205)]