1284727080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^7\times {\mathrm{13}}^1$

素因数の和:76

約数の個数: 256

約数和(自身を含む): 4842432000

約数和(自身を除く): 3557704920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 343, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 686, 728, 735, 780, 840, 910, 980, 1029, 1092, 1176, 1274, 1365, 1372, 1470, 1560, 1715, 1820, 1911, 1960, 2058, 2184, 2401, 2548, 2730, 2744, 2940, 3185, 3430, 3640, 3822, 4116, 4459, 4802, 5096, 5145, 5460, 5880, 6370, 6860, 7203, 7644, 8232, 8918, 9555, 9604, 10290, 10920, 12005, 12740, 13377, 13720, 14406, 15288, 16807, 17836, 19110, 19208, 20580, 22295, 24010, 25480, 26754, 28812, 31213, 33614, 35672, 36015, 38220, 41160, 44590, 48020, 50421, 53508, 57624, 62426, 66885, 67228, 72030, 76440, 84035, 89180, 93639, 96040, 100842, 107016, 117649, 124852, 133770, 134456, 144060, 156065, 168070, 178360, 187278, 201684, 218491, 235298, 249704, 252105, 267540, 288120, 312130, 336140, 352947, 374556, 403368, 436982, 468195, 470596, 504210, 535080, 588245, 624260, 655473, 672280, 705894, 749112, 823543, 873964, 936390, 941192, 1008420, 1092455, 1176490, 1248520, 1310946, 1411788, 1529437, 1647086, 1747928, 1764735, 1872780, 2016840, 2184910, 2352980, 2470629, 2621892, 2823576, 3058874, 3277365, 3294172, 3529470, 3745560, 4117715, 4369820, 4588311, 4705960, 4941258, 5243784, 6117748, 6554730, 6588344, 7058940, 7647185, 8235430, 8739640, 9176622, 9882516, 10706059, 12235496, 12353145, 13109460, 14117880, 15294370, 16470860, 18353244, 19765032, 21412118, 22941555, 24706290, 26218920, 30588740, 32118177, 32941720, 36706488, 42824236, 45883110, 49412580, 53530295, 61177480, 64236354, 85648472, 91766220, 98825160, 107060590, 128472708, 160590885, 183532440, 214121180, 256945416, 321181770, 428242360, 642363540, 1284727080]

約数ペア:

[(1, 1284727080), (2, 642363540), (3, 428242360), (4, 321181770), (5, 256945416), (6, 214121180), (7, 183532440), (8, 160590885), (10, 128472708), (12, 107060590), (13, 98825160), (14, 91766220), (15, 85648472), (20, 64236354), (21, 61177480), (24, 53530295), (26, 49412580), (28, 45883110), (30, 42824236), (35, 36706488), (39, 32941720), (40, 32118177), (42, 30588740), (49, 26218920), (52, 24706290), (56, 22941555), (60, 21412118), (65, 19765032), (70, 18353244), (78, 16470860), (84, 15294370), (91, 14117880), (98, 13109460), (104, 12353145), (105, 12235496), (120, 10706059), (130, 9882516), (140, 9176622), (147, 8739640), (156, 8235430), (168, 7647185), (182, 7058940), (195, 6588344), (196, 6554730), (210, 6117748), (245, 5243784), (260, 4941258), (273, 4705960), (280, 4588311), (294, 4369820), (312, 4117715), (343, 3745560), (364, 3529470), (390, 3294172), (392, 3277365), (420, 3058874), (455, 2823576), (490, 2621892), (520, 2470629), (546, 2352980), (588, 2184910), (637, 2016840), (686, 1872780), (728, 1764735), (735, 1747928), (780, 1647086), (840, 1529437), (910, 1411788), (980, 1310946), (1029, 1248520), (1092, 1176490), (1176, 1092455), (1274, 1008420), (1365, 941192), (1372, 936390), (1470, 873964), (1560, 823543), (1715, 749112), (1820, 705894), (1911, 672280), (1960, 655473), (2058, 624260), (2184, 588245), (2401, 535080), (2548, 504210), (2730, 470596), (2744, 468195), (2940, 436982), (3185, 403368), (3430, 374556), (3640, 352947), (3822, 336140), (4116, 312130), (4459, 288120), (4802, 267540), (5096, 252105), (5145, 249704), (5460, 235298), (5880, 218491), (6370, 201684), (6860, 187278), (7203, 178360), (7644, 168070), (8232, 156065), (8918, 144060), (9555, 134456), (9604, 133770), (10290, 124852), (10920, 117649), (12005, 107016), (12740, 100842), (13377, 96040), (13720, 93639), (14406, 89180), (15288, 84035), (16807, 76440), (17836, 72030), (19110, 67228), (19208, 66885), (20580, 62426), (22295, 57624), (24010, 53508), (25480, 50421), (26754, 48020), (28812, 44590), (31213, 41160), (33614, 38220), (35672, 36015)]