1642658256

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 180

約数和(自身を含む): 4873604736

約数和(自身を除く): 3230946480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 53, 62, 72, 93, 106, 124, 131, 144, 159, 186, 212, 248, 262, 279, 318, 372, 393, 424, 477, 496, 524, 558, 636, 744, 786, 848, 954, 1048, 1116, 1179, 1272, 1488, 1572, 1643, 1908, 2096, 2232, 2358, 2544, 2809, 3144, 3286, 3816, 4061, 4464, 4716, 4929, 5618, 6288, 6572, 6943, 7632, 8122, 8427, 9432, 9858, 11236, 12183, 13144, 13886, 14787, 16244, 16854, 18864, 19716, 20829, 22472, 24366, 25281, 26288, 27772, 29574, 32488, 33708, 36549, 39432, 41658, 44944, 48732, 50562, 55544, 59148, 62487, 64976, 67416, 73098, 78864, 83316, 87079, 97464, 101124, 111088, 118296, 124974, 134832, 146196, 166632, 174158, 194928, 202248, 215233, 236592, 249948, 261237, 292392, 333264, 348316, 367979, 404496, 430466, 499896, 522474, 584784, 645699, 696632, 735958, 783711, 860932, 999792, 1044948, 1103937, 1291398, 1393264, 1471916, 1567422, 1721864, 1937097, 2089896, 2207874, 2582796, 2943832, 3134844, 3311811, 3443728, 3874194, 4179792, 4415748, 5165592, 5887664, 6269688, 6623622, 7748388, 8831496, 10331184, 11407349, 12539376, 13247244, 15496776, 17662992, 22814698, 26494488, 30993552, 34222047, 45629396, 52988976, 68444094, 91258792, 102666141, 136888188, 182517584, 205332282, 273776376, 410664564, 547552752, 821329128, 1642658256]

約数ペア:

[(1, 1642658256), (2, 821329128), (3, 547552752), (4, 410664564), (6, 273776376), (8, 205332282), (9, 182517584), (12, 136888188), (16, 102666141), (18, 91258792), (24, 68444094), (31, 52988976), (36, 45629396), (48, 34222047), (53, 30993552), (62, 26494488), (72, 22814698), (93, 17662992), (106, 15496776), (124, 13247244), (131, 12539376), (144, 11407349), (159, 10331184), (186, 8831496), (212, 7748388), (248, 6623622), (262, 6269688), (279, 5887664), (318, 5165592), (372, 4415748), (393, 4179792), (424, 3874194), (477, 3443728), (496, 3311811), (524, 3134844), (558, 2943832), (636, 2582796), (744, 2207874), (786, 2089896), (848, 1937097), (954, 1721864), (1048, 1567422), (1116, 1471916), (1179, 1393264), (1272, 1291398), (1488, 1103937), (1572, 1044948), (1643, 999792), (1908, 860932), (2096, 783711), (2232, 735958), (2358, 696632), (2544, 645699), (2809, 584784), (3144, 522474), (3286, 499896), (3816, 430466), (4061, 404496), (4464, 367979), (4716, 348316), (4929, 333264), (5618, 292392), (6288, 261237), (6572, 249948), (6943, 236592), (7632, 215233), (8122, 202248), (8427, 194928), (9432, 174158), (9858, 166632), (11236, 146196), (12183, 134832), (13144, 124974), (13886, 118296), (14787, 111088), (16244, 101124), (16854, 97464), (18864, 87079), (19716, 83316), (20829, 78864), (22472, 73098), (24366, 67416), (25281, 64976), (26288, 62487), (27772, 59148), (29574, 55544), (32488, 50562), (33708, 48732), (36549, 44944), (39432, 41658)]