251281992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 752734080

約数和(自身を除く): 501452088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 23, 24, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 97, 104, 114, 138, 152, 156, 184, 194, 228, 247, 276, 291, 299, 312, 361, 388, 437, 456, 494, 552, 582, 598, 722, 741, 776, 874, 897, 988, 1083, 1164, 1196, 1261, 1311, 1444, 1482, 1748, 1794, 1843, 1976, 2166, 2231, 2328, 2392, 2522, 2622, 2888, 2964, 3496, 3588, 3686, 3783, 4332, 4462, 4693, 5044, 5244, 5529, 5681, 5928, 6693, 7176, 7372, 7566, 8303, 8664, 8924, 9386, 10088, 10488, 11058, 11362, 13386, 14079, 14744, 15132, 16606, 17043, 17848, 18772, 22116, 22724, 23959, 24909, 26772, 28158, 29003, 30264, 33212, 34086, 35017, 37544, 42389, 44232, 45448, 47918, 49818, 53544, 56316, 58006, 66424, 68172, 70034, 71877, 84778, 87009, 95836, 99636, 105051, 107939, 112632, 116012, 127167, 136344, 140068, 143754, 169556, 174018, 191672, 199272, 210102, 215878, 232024, 254334, 280136, 287508, 323817, 339112, 348036, 420204, 431756, 455221, 508668, 551057, 575016, 647634, 696072, 805391, 840408, 863512, 910442, 1017336, 1102114, 1295268, 1365663, 1610782, 1653171, 1820884, 2204228, 2416173, 2590536, 2731326, 3221564, 3306342, 3641768, 4408456, 4832346, 5462652, 6443128, 6612684, 9664692, 10470083, 10925304, 13225368, 19329384, 20940166, 31410249, 41880332, 62820498, 83760664, 125640996, 251281992]

約数ペア:

[(1, 251281992), (2, 125640996), (3, 83760664), (4, 62820498), (6, 41880332), (8, 31410249), (12, 20940166), (13, 19329384), (19, 13225368), (23, 10925304), (24, 10470083), (26, 9664692), (38, 6612684), (39, 6443128), (46, 5462652), (52, 4832346), (57, 4408456), (69, 3641768), (76, 3306342), (78, 3221564), (92, 2731326), (97, 2590536), (104, 2416173), (114, 2204228), (138, 1820884), (152, 1653171), (156, 1610782), (184, 1365663), (194, 1295268), (228, 1102114), (247, 1017336), (276, 910442), (291, 863512), (299, 840408), (312, 805391), (361, 696072), (388, 647634), (437, 575016), (456, 551057), (494, 508668), (552, 455221), (582, 431756), (598, 420204), (722, 348036), (741, 339112), (776, 323817), (874, 287508), (897, 280136), (988, 254334), (1083, 232024), (1164, 215878), (1196, 210102), (1261, 199272), (1311, 191672), (1444, 174018), (1482, 169556), (1748, 143754), (1794, 140068), (1843, 136344), (1976, 127167), (2166, 116012), (2231, 112632), (2328, 107939), (2392, 105051), (2522, 99636), (2622, 95836), (2888, 87009), (2964, 84778), (3496, 71877), (3588, 70034), (3686, 68172), (3783, 66424), (4332, 58006), (4462, 56316), (4693, 53544), (5044, 49818), (5244, 47918), (5529, 45448), (5681, 44232), (5928, 42389), (6693, 37544), (7176, 35017), (7372, 34086), (7566, 33212), (8303, 30264), (8664, 29003), (8924, 28158), (9386, 26772), (10088, 24909), (10488, 23959), (11058, 22724), (11362, 22116), (13386, 18772), (14079, 17848), (14744, 17043), (15132, 16606)]