1330983140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^2$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 2944741632

約数和(自身を除く): 1613758492

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 179, 268, 310, 335, 358, 620, 670, 716, 895, 1340, 1790, 2077, 3580, 4154, 5549, 8308, 10385, 11098, 11993, 20770, 22196, 23986, 27745, 32041, 41540, 47972, 55490, 59965, 64082, 110980, 119930, 128164, 160205, 239860, 320410, 371783, 640820, 743566, 993271, 1487132, 1858915, 1986542, 2146747, 3717830, 3973084, 4293494, 4966355, 7435660, 8586988, 9932710, 10733735, 19865420, 21467470, 42934940, 66549157, 133098314, 266196628, 332745785, 665491570, 1330983140]

約数ペア:

[(1, 1330983140), (2, 665491570), (4, 332745785), (5, 266196628), (10, 133098314), (20, 66549157), (31, 42934940), (62, 21467470), (67, 19865420), (124, 10733735), (134, 9932710), (155, 8586988), (179, 7435660), (268, 4966355), (310, 4293494), (335, 3973084), (358, 3717830), (620, 2146747), (670, 1986542), (716, 1858915), (895, 1487132), (1340, 993271), (1790, 743566), (2077, 640820), (3580, 371783), (4154, 320410), (5549, 239860), (8308, 160205), (10385, 128164), (11098, 119930), (11993, 110980), (20770, 64082), (22196, 59965), (23986, 55490), (27745, 47972), (32041, 41540)]