401388768

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 288

約数和(自身を含む): 1369236960

約数和(自身を除く): 967848192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 29, 32, 33, 34, 36, 44, 48, 51, 58, 66, 68, 72, 87, 88, 96, 99, 102, 116, 132, 136, 144, 153, 174, 176, 187, 198, 204, 232, 257, 261, 264, 272, 288, 306, 319, 348, 352, 374, 396, 408, 464, 493, 514, 522, 528, 544, 561, 612, 638, 696, 748, 771, 792, 816, 928, 957, 986, 1028, 1044, 1056, 1122, 1224, 1276, 1392, 1479, 1496, 1542, 1584, 1632, 1683, 1914, 1972, 2056, 2088, 2244, 2313, 2448, 2552, 2784, 2827, 2871, 2958, 2992, 3084, 3168, 3366, 3828, 3944, 4112, 4176, 4369, 4437, 4488, 4626, 4896, 5104, 5423, 5654, 5742, 5916, 5984, 6168, 6732, 7453, 7656, 7888, 8224, 8352, 8481, 8738, 8874, 8976, 9252, 10208, 10846, 11308, 11484, 11832, 12336, 13107, 13464, 14906, 15312, 15776, 16269, 16962, 17476, 17748, 17952, 18504, 21692, 22359, 22616, 22968, 23664, 24672, 25443, 26214, 26928, 29812, 30624, 32538, 33924, 34952, 35496, 37008, 39321, 43384, 44718, 45232, 45936, 47328, 48059, 48807, 50886, 52428, 53856, 59624, 65076, 67077, 67848, 69904, 70992, 74016, 78642, 81983, 86768, 89436, 90464, 91872, 96118, 97614, 101772, 104856, 119248, 126701, 130152, 134154, 135696, 139808, 141984, 144177, 157284, 163966, 173536, 178872, 192236, 195228, 203544, 209712, 238496, 245949, 253402, 260304, 268308, 271392, 288354, 314568, 327932, 357744, 380103, 384472, 390456, 407088, 419424, 432531, 491898, 506804, 520608, 536616, 576708, 629136, 655864, 715488, 737847, 760206, 768944, 780912, 814176, 865062, 983796, 1013608, 1073232, 1140309, 1153416, 1258272, 1311728, 1393711, 1475694, 1520412, 1537888, 1561824, 1730124, 1967592, 2027216, 2146464, 2280618, 2306832, 2623456, 2787422, 2951388, 3040824, 3460248, 3935184, 4054432, 4181133, 4561236, 4613664, 5574844, 5902776, 6081648, 6920496, 7870368, 8362266, 9122472, 11149688, 11805552, 12163296, 12543399, 13840992, 16724532, 18244944, 22299376, 23611104, 25086798, 33449064, 36489888, 44598752, 50173596, 66898128, 100347192, 133796256, 200694384, 401388768]

約数ペア:

[(1, 401388768), (2, 200694384), (3, 133796256), (4, 100347192), (6, 66898128), (8, 50173596), (9, 44598752), (11, 36489888), (12, 33449064), (16, 25086798), (17, 23611104), (18, 22299376), (22, 18244944), (24, 16724532), (29, 13840992), (32, 12543399), (33, 12163296), (34, 11805552), (36, 11149688), (44, 9122472), (48, 8362266), (51, 7870368), (58, 6920496), (66, 6081648), (68, 5902776), (72, 5574844), (87, 4613664), (88, 4561236), (96, 4181133), (99, 4054432), (102, 3935184), (116, 3460248), (132, 3040824), (136, 2951388), (144, 2787422), (153, 2623456), (174, 2306832), (176, 2280618), (187, 2146464), (198, 2027216), (204, 1967592), (232, 1730124), (257, 1561824), (261, 1537888), (264, 1520412), (272, 1475694), (288, 1393711), (306, 1311728), (319, 1258272), (348, 1153416), (352, 1140309), (374, 1073232), (396, 1013608), (408, 983796), (464, 865062), (493, 814176), (514, 780912), (522, 768944), (528, 760206), (544, 737847), (561, 715488), (612, 655864), (638, 629136), (696, 576708), (748, 536616), (771, 520608), (792, 506804), (816, 491898), (928, 432531), (957, 419424), (986, 407088), (1028, 390456), (1044, 384472), (1056, 380103), (1122, 357744), (1224, 327932), (1276, 314568), (1392, 288354), (1479, 271392), (1496, 268308), (1542, 260304), (1584, 253402), (1632, 245949), (1683, 238496), (1914, 209712), (1972, 203544), (2056, 195228), (2088, 192236), (2244, 178872), (2313, 173536), (2448, 163966), (2552, 157284), (2784, 144177), (2827, 141984), (2871, 139808), (2958, 135696), (2992, 134154), (3084, 130152), (3168, 126701), (3366, 119248), (3828, 104856), (3944, 101772), (4112, 97614), (4176, 96118), (4369, 91872), (4437, 90464), (4488, 89436), (4626, 86768), (4896, 81983), (5104, 78642), (5423, 74016), (5654, 70992), (5742, 69904), (5916, 67848), (5984, 67077), (6168, 65076), (6732, 59624), (7453, 53856), (7656, 52428), (7888, 50886), (8224, 48807), (8352, 48059), (8481, 47328), (8738, 45936), (8874, 45232), (8976, 44718), (9252, 43384), (10208, 39321), (10846, 37008), (11308, 35496), (11484, 34952), (11832, 33924), (12336, 32538), (13107, 30624), (13464, 29812), (14906, 26928), (15312, 26214), (15776, 25443), (16269, 24672), (16962, 23664), (17476, 22968), (17748, 22616), (17952, 22359), (18504, 21692)]