72269680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 207986688

約数和(自身を除く): 135717008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 181, 184, 217, 230, 248, 280, 310, 322, 362, 368, 434, 460, 496, 560, 620, 644, 713, 724, 805, 868, 905, 920, 1085, 1240, 1267, 1288, 1426, 1448, 1610, 1736, 1810, 1840, 2170, 2480, 2534, 2576, 2852, 2896, 3220, 3472, 3565, 3620, 4163, 4340, 4991, 5068, 5611, 5704, 6335, 6440, 7130, 7240, 8326, 8680, 9982, 10136, 11222, 11408, 12670, 12880, 14260, 14480, 16652, 17360, 19964, 20272, 20815, 22444, 24955, 25340, 28055, 28520, 29141, 33304, 39277, 39928, 41630, 44888, 49910, 50680, 56110, 57040, 58282, 66608, 78554, 79856, 83260, 89776, 99820, 101360, 112220, 116564, 129053, 145705, 157108, 166520, 196385, 199640, 224440, 233128, 258106, 291410, 314216, 333040, 392770, 399280, 448880, 466256, 516212, 582820, 628432, 645265, 785540, 903371, 1032424, 1165640, 1290530, 1571080, 1806742, 2064848, 2331280, 2581060, 3142160, 3613484, 4516855, 5162120, 7226968, 9033710, 10324240, 14453936, 18067420, 36134840, 72269680]

約数ペア:

[(1, 72269680), (2, 36134840), (4, 18067420), (5, 14453936), (7, 10324240), (8, 9033710), (10, 7226968), (14, 5162120), (16, 4516855), (20, 3613484), (23, 3142160), (28, 2581060), (31, 2331280), (35, 2064848), (40, 1806742), (46, 1571080), (56, 1290530), (62, 1165640), (70, 1032424), (80, 903371), (92, 785540), (112, 645265), (115, 628432), (124, 582820), (140, 516212), (155, 466256), (161, 448880), (181, 399280), (184, 392770), (217, 333040), (230, 314216), (248, 291410), (280, 258106), (310, 233128), (322, 224440), (362, 199640), (368, 196385), (434, 166520), (460, 157108), (496, 145705), (560, 129053), (620, 116564), (644, 112220), (713, 101360), (724, 99820), (805, 89776), (868, 83260), (905, 79856), (920, 78554), (1085, 66608), (1240, 58282), (1267, 57040), (1288, 56110), (1426, 50680), (1448, 49910), (1610, 44888), (1736, 41630), (1810, 39928), (1840, 39277), (2170, 33304), (2480, 29141), (2534, 28520), (2576, 28055), (2852, 25340), (2896, 24955), (3220, 22444), (3472, 20815), (3565, 20272), (3620, 19964), (4163, 17360), (4340, 16652), (4991, 14480), (5068, 14260), (5611, 12880), (5704, 12670), (6335, 11408), (6440, 11222), (7130, 10136), (7240, 9982), (8326, 8680)]