64977948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 203024640

約数和(自身を除く): 138046692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 41, 42, 57, 63, 76, 82, 84, 114, 123, 126, 133, 164, 171, 228, 246, 252, 266, 287, 331, 342, 369, 399, 492, 532, 574, 662, 684, 738, 779, 798, 861, 993, 1148, 1197, 1324, 1476, 1558, 1596, 1722, 1986, 2317, 2337, 2394, 2583, 2979, 3116, 3444, 3972, 4634, 4674, 4788, 5166, 5453, 5958, 6289, 6951, 7011, 9268, 9348, 10332, 10906, 11916, 12578, 13571, 13902, 14022, 16359, 18867, 20853, 21812, 25156, 27142, 27804, 28044, 32718, 37734, 40713, 41706, 44023, 49077, 54284, 56601, 65436, 75468, 81426, 83412, 88046, 94997, 98154, 113202, 122139, 132069, 162852, 176092, 189994, 196308, 226404, 244278, 257849, 264138, 284991, 379988, 396207, 488556, 515698, 528276, 569982, 773547, 792414, 854973, 1031396, 1139964, 1547094, 1584828, 1709946, 1804943, 2320641, 3094188, 3419892, 3609886, 4641282, 5414829, 7219772, 9282564, 10829658, 16244487, 21659316, 32488974, 64977948]

約数ペア:

[(1, 64977948), (2, 32488974), (3, 21659316), (4, 16244487), (6, 10829658), (7, 9282564), (9, 7219772), (12, 5414829), (14, 4641282), (18, 3609886), (19, 3419892), (21, 3094188), (28, 2320641), (36, 1804943), (38, 1709946), (41, 1584828), (42, 1547094), (57, 1139964), (63, 1031396), (76, 854973), (82, 792414), (84, 773547), (114, 569982), (123, 528276), (126, 515698), (133, 488556), (164, 396207), (171, 379988), (228, 284991), (246, 264138), (252, 257849), (266, 244278), (287, 226404), (331, 196308), (342, 189994), (369, 176092), (399, 162852), (492, 132069), (532, 122139), (574, 113202), (662, 98154), (684, 94997), (738, 88046), (779, 83412), (798, 81426), (861, 75468), (993, 65436), (1148, 56601), (1197, 54284), (1324, 49077), (1476, 44023), (1558, 41706), (1596, 40713), (1722, 37734), (1986, 32718), (2317, 28044), (2337, 27804), (2394, 27142), (2583, 25156), (2979, 21812), (3116, 20853), (3444, 18867), (3972, 16359), (4634, 14022), (4674, 13902), (4788, 13571), (5166, 12578), (5453, 11916), (5958, 10906), (6289, 10332), (6951, 9348), (7011, 9268)]