1640727816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:508

約数の個数: 256

約数和(自身を含む): 5341593600

約数和(自身を除く): 3700865784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 52, 56, 69, 78, 84, 89, 91, 92, 104, 138, 156, 161, 168, 178, 182, 184, 267, 273, 276, 299, 312, 322, 356, 364, 367, 483, 534, 546, 552, 598, 623, 644, 712, 728, 734, 897, 966, 1068, 1092, 1101, 1157, 1196, 1246, 1288, 1468, 1794, 1869, 1932, 2047, 2093, 2136, 2184, 2202, 2314, 2392, 2492, 2569, 2936, 3471, 3588, 3738, 3864, 4094, 4186, 4404, 4628, 4771, 4984, 5138, 6141, 6279, 6942, 7176, 7476, 7707, 8099, 8188, 8372, 8441, 8808, 9256, 9542, 10276, 12282, 12558, 13884, 14313, 14329, 14952, 15414, 16198, 16376, 16744, 16882, 19084, 20552, 24297, 24564, 25116, 25323, 26611, 27768, 28626, 28658, 30828, 32396, 32663, 33397, 33764, 38168, 42987, 48594, 49128, 50232, 50646, 53222, 57252, 57316, 59087, 61656, 64792, 65326, 66794, 67528, 79833, 85974, 97188, 97989, 100191, 101292, 106444, 109733, 114504, 114632, 118174, 130652, 133588, 159666, 171948, 177261, 186277, 194376, 195978, 200382, 202584, 212888, 219466, 228641, 236348, 261304, 267176, 319332, 329199, 343896, 354522, 372554, 391956, 400764, 424619, 438932, 457282, 472696, 558831, 638664, 658398, 685923, 709044, 745108, 751249, 768131, 783912, 801528, 849238, 877864, 914564, 1117662, 1273857, 1316796, 1371846, 1418088, 1490216, 1502498, 1536262, 1698476, 1829128, 2235324, 2253747, 2304393, 2547714, 2633592, 2743692, 2972333, 3004996, 3072524, 3396952, 4470648, 4507494, 4608786, 5095428, 5258743, 5487384, 5944666, 6009992, 6145048, 8916999, 9014988, 9217572, 9766237, 10190856, 10517486, 11889332, 15776229, 17833998, 18029976, 18435144, 19532474, 21034972, 23778664, 29298711, 31552458, 35667996, 39064948, 42069944, 58597422, 63104916, 68363659, 71335992, 78129896, 117194844, 126209832, 136727318, 205090977, 234389688, 273454636, 410181954, 546909272, 820363908, 1640727816]

約数ペア:

[(1, 1640727816), (2, 820363908), (3, 546909272), (4, 410181954), (6, 273454636), (7, 234389688), (8, 205090977), (12, 136727318), (13, 126209832), (14, 117194844), (21, 78129896), (23, 71335992), (24, 68363659), (26, 63104916), (28, 58597422), (39, 42069944), (42, 39064948), (46, 35667996), (52, 31552458), (56, 29298711), (69, 23778664), (78, 21034972), (84, 19532474), (89, 18435144), (91, 18029976), (92, 17833998), (104, 15776229), (138, 11889332), (156, 10517486), (161, 10190856), (168, 9766237), (178, 9217572), (182, 9014988), (184, 8916999), (267, 6145048), (273, 6009992), (276, 5944666), (299, 5487384), (312, 5258743), (322, 5095428), (356, 4608786), (364, 4507494), (367, 4470648), (483, 3396952), (534, 3072524), (546, 3004996), (552, 2972333), (598, 2743692), (623, 2633592), (644, 2547714), (712, 2304393), (728, 2253747), (734, 2235324), (897, 1829128), (966, 1698476), (1068, 1536262), (1092, 1502498), (1101, 1490216), (1157, 1418088), (1196, 1371846), (1246, 1316796), (1288, 1273857), (1468, 1117662), (1794, 914564), (1869, 877864), (1932, 849238), (2047, 801528), (2093, 783912), (2136, 768131), (2184, 751249), (2202, 745108), (2314, 709044), (2392, 685923), (2492, 658398), (2569, 638664), (2936, 558831), (3471, 472696), (3588, 457282), (3738, 438932), (3864, 424619), (4094, 400764), (4186, 391956), (4404, 372554), (4628, 354522), (4771, 343896), (4984, 329199), (5138, 319332), (6141, 267176), (6279, 261304), (6942, 236348), (7176, 228641), (7476, 219466), (7707, 212888), (8099, 202584), (8188, 200382), (8372, 195978), (8441, 194376), (8808, 186277), (9256, 177261), (9542, 171948), (10276, 159666), (12282, 133588), (12558, 130652), (13884, 118174), (14313, 114632), (14329, 114504), (14952, 109733), (15414, 106444), (16198, 101292), (16376, 100191), (16744, 97989), (16882, 97188), (19084, 85974), (20552, 79833), (24297, 67528), (24564, 66794), (25116, 65326), (25323, 64792), (26611, 61656), (27768, 59087), (28626, 57316), (28658, 57252), (30828, 53222), (32396, 50646), (32663, 50232), (33397, 49128), (33764, 48594), (38168, 42987)]