278393388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 846720000

約数和(自身を除く): 568326612

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 59, 78, 84, 87, 91, 116, 118, 149, 156, 174, 177, 182, 203, 236, 273, 298, 348, 354, 364, 377, 406, 413, 447, 546, 596, 609, 708, 754, 767, 812, 826, 894, 1043, 1092, 1131, 1218, 1239, 1508, 1534, 1652, 1711, 1788, 1937, 2086, 2262, 2301, 2436, 2478, 2639, 3068, 3129, 3422, 3874, 4172, 4321, 4524, 4602, 4956, 5133, 5278, 5369, 5811, 6258, 6844, 7748, 7917, 8642, 8791, 9204, 10266, 10556, 10738, 11622, 11977, 12516, 12963, 13559, 15834, 16107, 17284, 17582, 20532, 21476, 22243, 23244, 23954, 25926, 26373, 27118, 30247, 31668, 32214, 35164, 35931, 40677, 44486, 47908, 51852, 52746, 54236, 56173, 60494, 61537, 64428, 66729, 71862, 81354, 88972, 90741, 105492, 112346, 114283, 120988, 123074, 133458, 143724, 155701, 162708, 168519, 181482, 184611, 224692, 228566, 246148, 254939, 266916, 311402, 337038, 342849, 362964, 369222, 393211, 457132, 467103, 509878, 622804, 674076, 685698, 738444, 764817, 786422, 799981, 934206, 1019756, 1179633, 1371396, 1529634, 1572844, 1599962, 1784573, 1868412, 2359266, 2399943, 3059268, 3199924, 3314207, 3569146, 4718532, 4799886, 5353719, 6628414, 7138292, 9599772, 9942621, 10707438, 13256828, 19885242, 21414876, 23199449, 39770484, 46398898, 69598347, 92797796, 139196694, 278393388]

約数ペア:

[(1, 278393388), (2, 139196694), (3, 92797796), (4, 69598347), (6, 46398898), (7, 39770484), (12, 23199449), (13, 21414876), (14, 19885242), (21, 13256828), (26, 10707438), (28, 9942621), (29, 9599772), (39, 7138292), (42, 6628414), (52, 5353719), (58, 4799886), (59, 4718532), (78, 3569146), (84, 3314207), (87, 3199924), (91, 3059268), (116, 2399943), (118, 2359266), (149, 1868412), (156, 1784573), (174, 1599962), (177, 1572844), (182, 1529634), (203, 1371396), (236, 1179633), (273, 1019756), (298, 934206), (348, 799981), (354, 786422), (364, 764817), (377, 738444), (406, 685698), (413, 674076), (447, 622804), (546, 509878), (596, 467103), (609, 457132), (708, 393211), (754, 369222), (767, 362964), (812, 342849), (826, 337038), (894, 311402), (1043, 266916), (1092, 254939), (1131, 246148), (1218, 228566), (1239, 224692), (1508, 184611), (1534, 181482), (1652, 168519), (1711, 162708), (1788, 155701), (1937, 143724), (2086, 133458), (2262, 123074), (2301, 120988), (2436, 114283), (2478, 112346), (2639, 105492), (3068, 90741), (3129, 88972), (3422, 81354), (3874, 71862), (4172, 66729), (4321, 64428), (4524, 61537), (4602, 60494), (4956, 56173), (5133, 54236), (5278, 52746), (5369, 51852), (5811, 47908), (6258, 44486), (6844, 40677), (7748, 35931), (7917, 35164), (8642, 32214), (8791, 31668), (9204, 30247), (10266, 27118), (10556, 26373), (10738, 25926), (11622, 23954), (11977, 23244), (12516, 22243), (12963, 21476), (13559, 20532), (15834, 17582), (16107, 17284)]