219761880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{787}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 714873600

約数和(自身を除く): 495111720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 179, 195, 260, 312, 358, 390, 520, 537, 716, 780, 787, 895, 1074, 1432, 1560, 1574, 1790, 2148, 2327, 2361, 2685, 3148, 3580, 3935, 4296, 4654, 4722, 5370, 6296, 6981, 7160, 7870, 9308, 9444, 10231, 10740, 11635, 11805, 13962, 15740, 18616, 18888, 20462, 21480, 23270, 23610, 27924, 30693, 31480, 34905, 40924, 46540, 47220, 51155, 55848, 61386, 69810, 81848, 93080, 94440, 102310, 122772, 139620, 140873, 153465, 204620, 245544, 279240, 281746, 306930, 409240, 422619, 563492, 613860, 704365, 845238, 1126984, 1227720, 1408730, 1690476, 1831349, 2113095, 2817460, 3380952, 3662698, 4226190, 5494047, 5634920, 7325396, 8452380, 9156745, 10988094, 14650792, 16904760, 18313490, 21976188, 27470235, 36626980, 43952376, 54940470, 73253960, 109880940, 219761880]

約数ペア:

[(1, 219761880), (2, 109880940), (3, 73253960), (4, 54940470), (5, 43952376), (6, 36626980), (8, 27470235), (10, 21976188), (12, 18313490), (13, 16904760), (15, 14650792), (20, 10988094), (24, 9156745), (26, 8452380), (30, 7325396), (39, 5634920), (40, 5494047), (52, 4226190), (60, 3662698), (65, 3380952), (78, 2817460), (104, 2113095), (120, 1831349), (130, 1690476), (156, 1408730), (179, 1227720), (195, 1126984), (260, 845238), (312, 704365), (358, 613860), (390, 563492), (520, 422619), (537, 409240), (716, 306930), (780, 281746), (787, 279240), (895, 245544), (1074, 204620), (1432, 153465), (1560, 140873), (1574, 139620), (1790, 122772), (2148, 102310), (2327, 94440), (2361, 93080), (2685, 81848), (3148, 69810), (3580, 61386), (3935, 55848), (4296, 51155), (4654, 47220), (4722, 46540), (5370, 40924), (6296, 34905), (6981, 31480), (7160, 30693), (7870, 27924), (9308, 23610), (9444, 23270), (10231, 21480), (10740, 20462), (11635, 18888), (11805, 18616), (13962, 15740)]