19155899842560

素因数分解:

$2^{16}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8191}}^1$

素因数の和:8308

約数の個数: 816

約数和(自身を含む): 72696061820928

約数和(自身を除く): 53540161978368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 61, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 122, 128, 130, 144, 156, 160, 180, 183, 192, 195, 208, 234, 240, 244, 256, 260, 288, 305, 312, 320, 360, 366, 384, 390, 416, 468, 480, 488, 512, 520, 549, 576, 585, 610, 624, 640, 720, 732, 768, 780, 793, 832, 915, 936, 960, 976, 1024, 1040, 1098, 1152, 1170, 1220, 1248, 1280, 1440, 1464, 1536, 1560, 1586, 1664, 1830, 1872, 1920, 1952, 2048, 2080, 2196, 2304, 2340, 2379, 2440, 2496, 2560, 2745, 2880, 2928, 3072, 3120, 3172, 3328, 3660, 3744, 3840, 3904, 3965, 4096, 4160, 4392, 4608, 4680, 4758, 4880, 4992, 5120, 5490, 5760, 5856, 6144, 6240, 6344, 6656, 7137, 7320, 7488, 7680, 7808, 7930, 8191, 8192, 8320, 8784, 9216, 9360, 9516, 9760, 9984, 10240, 10980, 11520, 11712, 11895, 12288, 12480, 12688, 13312, 14274, 14640, 14976, 15360, 15616, 15860, 16382, 16384, 16640, 17568, 18432, 18720, 19032, 19520, 19968, 20480, 21960, 23040, 23424, 23790, 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約数ペア:

[(1, 19155899842560), (2, 9577949921280), (3, 6385299947520), (4, 4788974960640), (5, 3831179968512), (6, 3192649973760), (8, 2394487480320), (9, 2128433315840), (10, 1915589984256), (12, 1596324986880), (13, 1473530757120), (15, 1277059989504), (16, 1197243740160), (18, 1064216657920), (20, 957794992128), (24, 798162493440), (26, 736765378560), (30, 638529994752), (32, 598621870080), (36, 532108328960), (39, 491176919040), (40, 478897496064), (45, 425686663168), (48, 399081246720), (52, 368382689280), (60, 319264997376), (61, 314031144960), (64, 299310935040), (65, 294706151424), (72, 266054164480), (78, 245588459520), (80, 239448748032), (90, 212843331584), (96, 199540623360), (104, 184191344640), (117, 163725639680), (120, 159632498688), (122, 157015572480), (128, 149655467520), (130, 147353075712), (144, 133027082240), (156, 122794229760), (160, 119724374016), (180, 106421665792), (183, 104677048320), (192, 99770311680), (195, 98235383808), (208, 92095672320), (234, 81862819840), 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(3194490, 5996544), (3194880, 5995812), (3248128, 5897520), (3407456, 5621760), (3654144, 5242240), (3747840, 5111184), (3833388, 4997120), (3833856, 4996510), (3931680, 4872192), (3997208, 4792320), (3997696, 4791735), (4060160, 4718016), (4193792, 4567680), (4259320, 4497408), (4259840, 4496859)]