290400864

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 890184960

約数和(自身を除く): 599784096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 37, 38, 39, 48, 52, 57, 74, 76, 78, 96, 104, 111, 114, 148, 152, 156, 208, 222, 228, 247, 296, 304, 312, 331, 416, 444, 456, 481, 494, 592, 608, 624, 662, 703, 741, 888, 912, 962, 988, 993, 1184, 1248, 1324, 1406, 1443, 1482, 1776, 1824, 1924, 1976, 1986, 2109, 2648, 2812, 2886, 2964, 3552, 3848, 3952, 3972, 4218, 4303, 5296, 5624, 5772, 5928, 6289, 7696, 7904, 7944, 8436, 8606, 9139, 10592, 11248, 11544, 11856, 12247, 12578, 12909, 15392, 15888, 16872, 17212, 18278, 18867, 22496, 23088, 23712, 24494, 25156, 25818, 27417, 31776, 33744, 34424, 36556, 36741, 37734, 46176, 48988, 50312, 51636, 54834, 67488, 68848, 73112, 73482, 75468, 81757, 97976, 100624, 103272, 109668, 137696, 146224, 146964, 150936, 159211, 163514, 195952, 201248, 206544, 219336, 232693, 245271, 292448, 293928, 301872, 318422, 327028, 391904, 413088, 438672, 465386, 477633, 490542, 587856, 603744, 636844, 654056, 698079, 877344, 930772, 955266, 981084, 1175712, 1273688, 1308112, 1396158, 1861544, 1910532, 1962168, 2547376, 2616224, 2792316, 3025009, 3723088, 3821064, 3924336, 5094752, 5584632, 6050018, 7446176, 7642128, 7848672, 9075027, 11169264, 12100036, 15284256, 18150054, 22338528, 24200072, 36300108, 48400144, 72600216, 96800288, 145200432, 290400864]

約数ペア:

[(1, 290400864), (2, 145200432), (3, 96800288), (4, 72600216), (6, 48400144), (8, 36300108), (12, 24200072), (13, 22338528), (16, 18150054), (19, 15284256), (24, 12100036), (26, 11169264), (32, 9075027), (37, 7848672), (38, 7642128), (39, 7446176), (48, 6050018), (52, 5584632), (57, 5094752), (74, 3924336), (76, 3821064), (78, 3723088), (96, 3025009), (104, 2792316), (111, 2616224), (114, 2547376), (148, 1962168), (152, 1910532), (156, 1861544), (208, 1396158), (222, 1308112), (228, 1273688), (247, 1175712), (296, 981084), (304, 955266), (312, 930772), (331, 877344), (416, 698079), (444, 654056), (456, 636844), (481, 603744), (494, 587856), (592, 490542), (608, 477633), (624, 465386), (662, 438672), (703, 413088), (741, 391904), (888, 327028), (912, 318422), (962, 301872), (988, 293928), (993, 292448), (1184, 245271), (1248, 232693), (1324, 219336), (1406, 206544), (1443, 201248), (1482, 195952), (1776, 163514), (1824, 159211), (1924, 150936), (1976, 146964), (1986, 146224), (2109, 137696), (2648, 109668), (2812, 103272), (2886, 100624), (2964, 97976), (3552, 81757), (3848, 75468), (3952, 73482), (3972, 73112), (4218, 68848), (4303, 67488), (5296, 54834), (5624, 51636), (5772, 50312), (5928, 48988), (6289, 46176), (7696, 37734), (7904, 36741), (7944, 36556), (8436, 34424), (8606, 33744), (9139, 31776), (10592, 27417), (11248, 25818), (11544, 25156), (11856, 24494), (12247, 23712), (12578, 23088), (12909, 22496), (15392, 18867), (15888, 18278), (16872, 17212)]