263913360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 848517120

約数和(自身を除く): 584603760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 107, 120, 129, 172, 214, 215, 239, 240, 258, 321, 344, 428, 430, 478, 516, 535, 642, 645, 688, 717, 856, 860, 956, 1032, 1070, 1195, 1284, 1290, 1434, 1605, 1712, 1720, 1912, 2064, 2140, 2390, 2568, 2580, 2868, 3210, 3440, 3585, 3824, 4280, 4601, 4780, 5136, 5160, 5736, 6420, 7170, 8560, 9202, 9560, 10277, 10320, 11472, 12840, 13803, 14340, 18404, 19120, 20554, 23005, 25573, 25680, 27606, 28680, 30831, 36808, 41108, 46010, 51146, 51385, 55212, 57360, 61662, 69015, 73616, 76719, 82216, 92020, 102292, 102770, 110424, 123324, 127865, 138030, 153438, 154155, 164432, 184040, 204584, 205540, 220848, 246648, 255730, 276060, 306876, 308310, 368080, 383595, 409168, 411080, 493296, 511460, 552120, 613752, 616620, 767190, 822160, 1022920, 1099639, 1104240, 1227504, 1233240, 1534380, 2045840, 2199278, 2466480, 3068760, 3298917, 4398556, 5498195, 6137520, 6597834, 8797112, 10996390, 13195668, 16494585, 17594224, 21992780, 26391336, 32989170, 43985560, 52782672, 65978340, 87971120, 131956680, 263913360]

約数ペア:

[(1, 263913360), (2, 131956680), (3, 87971120), (4, 65978340), (5, 52782672), (6, 43985560), (8, 32989170), (10, 26391336), (12, 21992780), (15, 17594224), (16, 16494585), (20, 13195668), (24, 10996390), (30, 8797112), (40, 6597834), (43, 6137520), (48, 5498195), (60, 4398556), (80, 3298917), (86, 3068760), (107, 2466480), (120, 2199278), (129, 2045840), (172, 1534380), (214, 1233240), (215, 1227504), (239, 1104240), (240, 1099639), (258, 1022920), (321, 822160), (344, 767190), (428, 616620), (430, 613752), (478, 552120), (516, 511460), (535, 493296), (642, 411080), (645, 409168), (688, 383595), (717, 368080), (856, 308310), (860, 306876), (956, 276060), (1032, 255730), (1070, 246648), (1195, 220848), (1284, 205540), (1290, 204584), (1434, 184040), (1605, 164432), (1712, 154155), (1720, 153438), (1912, 138030), (2064, 127865), (2140, 123324), (2390, 110424), (2568, 102770), (2580, 102292), (2868, 92020), (3210, 82216), (3440, 76719), (3585, 73616), (3824, 69015), (4280, 61662), (4601, 57360), (4780, 55212), (5136, 51385), (5160, 51146), (5736, 46010), (6420, 41108), (7170, 36808), (8560, 30831), (9202, 28680), (9560, 27606), (10277, 25680), (10320, 25573), (11472, 23005), (12840, 20554), (13803, 19120), (14340, 18404)]