40439340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 129991680

約数和(自身を除く): 89552340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 61, 87, 90, 116, 122, 127, 145, 174, 180, 183, 244, 254, 261, 290, 305, 348, 366, 381, 435, 508, 522, 549, 580, 610, 635, 732, 762, 870, 915, 1044, 1098, 1143, 1220, 1270, 1305, 1524, 1740, 1769, 1830, 1905, 2196, 2286, 2540, 2610, 2745, 3538, 3660, 3683, 3810, 4572, 5220, 5307, 5490, 5715, 7076, 7366, 7620, 7747, 8845, 10614, 10980, 11049, 11430, 14732, 15494, 15921, 17690, 18415, 21228, 22098, 22860, 23241, 26535, 30988, 31842, 33147, 35380, 36830, 38735, 44196, 46482, 53070, 55245, 63684, 66294, 69723, 73660, 77470, 79605, 92964, 106140, 110490, 116205, 132588, 139446, 154940, 159210, 165735, 220980, 224663, 232410, 278892, 318420, 331470, 348615, 449326, 464820, 662940, 673989, 697230, 898652, 1123315, 1347978, 1394460, 2021967, 2246630, 2695956, 3369945, 4043934, 4493260, 6739890, 8087868, 10109835, 13479780, 20219670, 40439340]

約数ペア:

[(1, 40439340), (2, 20219670), (3, 13479780), (4, 10109835), (5, 8087868), (6, 6739890), (9, 4493260), (10, 4043934), (12, 3369945), (15, 2695956), (18, 2246630), (20, 2021967), (29, 1394460), (30, 1347978), (36, 1123315), (45, 898652), (58, 697230), (60, 673989), (61, 662940), (87, 464820), (90, 449326), (116, 348615), (122, 331470), (127, 318420), (145, 278892), (174, 232410), (180, 224663), (183, 220980), (244, 165735), (254, 159210), (261, 154940), (290, 139446), (305, 132588), (348, 116205), (366, 110490), (381, 106140), (435, 92964), (508, 79605), (522, 77470), (549, 73660), (580, 69723), (610, 66294), (635, 63684), (732, 55245), (762, 53070), (870, 46482), (915, 44196), (1044, 38735), (1098, 36830), (1143, 35380), (1220, 33147), (1270, 31842), (1305, 30988), (1524, 26535), (1740, 23241), (1769, 22860), (1830, 22098), (1905, 21228), (2196, 18415), (2286, 17690), (2540, 15921), (2610, 15494), (2745, 14732), (3538, 11430), (3660, 11049), (3683, 10980), (3810, 10614), (4572, 8845), (5220, 7747), (5307, 7620), (5490, 7366), (5715, 7076)]