131242320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:330

約数の個数: 240

約数和(自身を含む): 489557952

約数和(自身を除く): 358315632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 73, 80, 88, 90, 99, 110, 120, 132, 144, 146, 165, 176, 180, 198, 219, 220, 227, 240, 264, 292, 330, 360, 365, 396, 438, 440, 454, 495, 528, 584, 657, 660, 681, 720, 730, 792, 803, 876, 880, 908, 990, 1095, 1135, 1168, 1314, 1320, 1362, 1460, 1584, 1606, 1752, 1816, 1980, 2043, 2190, 2270, 2409, 2497, 2628, 2640, 2724, 2920, 3212, 3285, 3405, 3504, 3632, 3960, 4015, 4086, 4380, 4540, 4818, 4994, 5256, 5448, 5840, 6424, 6570, 6810, 7227, 7491, 7920, 8030, 8172, 8760, 9080, 9636, 9988, 10215, 10512, 10896, 12045, 12485, 12848, 13140, 13620, 14454, 14982, 16060, 16344, 16571, 17520, 18160, 19272, 19976, 20430, 22473, 24090, 24970, 26280, 27240, 28908, 29964, 32120, 32688, 33142, 36135, 37455, 38544, 39952, 40860, 44946, 48180, 49713, 49940, 52560, 54480, 57816, 59928, 64240, 66284, 72270, 74910, 81720, 82855, 89892, 96360, 99426, 99880, 112365, 115632, 119856, 132568, 144540, 149139, 149820, 163440, 165710, 179784, 182281, 192720, 198852, 199760, 224730, 248565, 265136, 289080, 298278, 299640, 331420, 359568, 364562, 397704, 449460, 497130, 546843, 578160, 596556, 599280, 662840, 729124, 745695, 795408, 898920, 911405, 994260, 1093686, 1193112, 1325680, 1458248, 1491390, 1640529, 1797840, 1822810, 1988520, 2187372, 2386224, 2734215, 2916496, 2982780, 3281058, 3645620, 3977040, 4374744, 5468430, 5965560, 6562116, 7291240, 8202645, 8749488, 10936860, 11931120, 13124232, 14582480, 16405290, 21873720, 26248464, 32810580, 43747440, 65621160, 131242320]

約数ペア:

[(1, 131242320), (2, 65621160), (3, 43747440), (4, 32810580), (5, 26248464), (6, 21873720), (8, 16405290), (9, 14582480), (10, 13124232), (11, 11931120), (12, 10936860), (15, 8749488), (16, 8202645), (18, 7291240), (20, 6562116), (22, 5965560), (24, 5468430), (30, 4374744), (33, 3977040), (36, 3645620), (40, 3281058), (44, 2982780), (45, 2916496), (48, 2734215), (55, 2386224), (60, 2187372), (66, 1988520), (72, 1822810), (73, 1797840), (80, 1640529), (88, 1491390), (90, 1458248), (99, 1325680), (110, 1193112), (120, 1093686), (132, 994260), (144, 911405), (146, 898920), (165, 795408), (176, 745695), (180, 729124), (198, 662840), (219, 599280), (220, 596556), (227, 578160), (240, 546843), (264, 497130), (292, 449460), (330, 397704), (360, 364562), (365, 359568), (396, 331420), (438, 299640), (440, 298278), (454, 289080), (495, 265136), (528, 248565), (584, 224730), (657, 199760), (660, 198852), (681, 192720), (720, 182281), (730, 179784), (792, 165710), (803, 163440), (876, 149820), (880, 149139), (908, 144540), (990, 132568), (1095, 119856), (1135, 115632), (1168, 112365), (1314, 99880), (1320, 99426), (1362, 96360), (1460, 89892), (1584, 82855), (1606, 81720), (1752, 74910), (1816, 72270), (1980, 66284), (2043, 64240), (2190, 59928), (2270, 57816), (2409, 54480), (2497, 52560), (2628, 49940), (2640, 49713), (2724, 48180), (2920, 44946), (3212, 40860), (3285, 39952), (3405, 38544), (3504, 37455), (3632, 36135), (3960, 33142), (4015, 32688), (4086, 32120), (4380, 29964), (4540, 28908), (4818, 27240), (4994, 26280), (5256, 24970), (5448, 24090), (5840, 22473), (6424, 20430), (6570, 19976), (6810, 19272), (7227, 18160), (7491, 17520), (7920, 16571), (8030, 16344), (8172, 16060), (8760, 14982), (9080, 14454), (9636, 13620), (9988, 13140), (10215, 12848), (10512, 12485), (10896, 12045)]