643848828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 1810247040

約数和(自身を除く): 1166398212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 67, 84, 98, 118, 134, 147, 177, 196, 201, 236, 268, 277, 294, 354, 402, 413, 469, 554, 588, 708, 804, 826, 831, 938, 1108, 1239, 1407, 1652, 1662, 1876, 1939, 2478, 2814, 2891, 3283, 3324, 3878, 3953, 4956, 5628, 5782, 5817, 6566, 7756, 7906, 8673, 9849, 11564, 11634, 11859, 13132, 13573, 15812, 16343, 17346, 18559, 19698, 23268, 23718, 27146, 27671, 32686, 34692, 37118, 39396, 40719, 47436, 49029, 54292, 55342, 55677, 65372, 74236, 81438, 83013, 98058, 110684, 111354, 114401, 129913, 162876, 166026, 193697, 196116, 222708, 228802, 259826, 332052, 343203, 387394, 389739, 457604, 519652, 581091, 686406, 774788, 779478, 800807, 909391, 1094981, 1162182, 1372812, 1558956, 1601614, 1818782, 2189962, 2324364, 2402421, 2728173, 3203228, 3284943, 3637564, 4379924, 4804842, 5456346, 6569886, 7664867, 9609684, 10912692, 13139772, 15329734, 22994601, 30659468, 45989202, 53654069, 91978404, 107308138, 160962207, 214616276, 321924414, 643848828]

約数ペア:

[(1, 643848828), (2, 321924414), (3, 214616276), (4, 160962207), (6, 107308138), (7, 91978404), (12, 53654069), (14, 45989202), (21, 30659468), (28, 22994601), (42, 15329734), (49, 13139772), (59, 10912692), (67, 9609684), (84, 7664867), (98, 6569886), (118, 5456346), (134, 4804842), (147, 4379924), (177, 3637564), (196, 3284943), (201, 3203228), (236, 2728173), (268, 2402421), (277, 2324364), (294, 2189962), (354, 1818782), (402, 1601614), (413, 1558956), (469, 1372812), (554, 1162182), (588, 1094981), (708, 909391), (804, 800807), (826, 779478), (831, 774788), (938, 686406), (1108, 581091), (1239, 519652), (1407, 457604), (1652, 389739), (1662, 387394), (1876, 343203), (1939, 332052), (2478, 259826), (2814, 228802), (2891, 222708), (3283, 196116), (3324, 193697), (3878, 166026), (3953, 162876), (4956, 129913), (5628, 114401), (5782, 111354), (5817, 110684), (6566, 98058), (7756, 83013), (7906, 81438), (8673, 74236), (9849, 65372), (11564, 55677), (11634, 55342), (11859, 54292), (13132, 49029), (13573, 47436), (15812, 40719), (16343, 39396), (17346, 37118), (18559, 34692), (19698, 32686), (23268, 27671), (23718, 27146)]