128514840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 402278400

約数和(自身を除く): 273763560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 179, 186, 193, 248, 310, 358, 372, 386, 465, 537, 579, 620, 716, 744, 772, 895, 930, 965, 1074, 1158, 1240, 1432, 1544, 1790, 1860, 1930, 2148, 2316, 2685, 2895, 3580, 3720, 3860, 4296, 4632, 5370, 5549, 5790, 5983, 7160, 7720, 10740, 11098, 11580, 11966, 16647, 17949, 21480, 22196, 23160, 23932, 27745, 29915, 33294, 34547, 35898, 44392, 47864, 55490, 59830, 66588, 69094, 71796, 83235, 89745, 103641, 110980, 119660, 133176, 138188, 143592, 166470, 172735, 179490, 207282, 221960, 239320, 276376, 332940, 345470, 358980, 414564, 518205, 665880, 690940, 717960, 829128, 1036410, 1070957, 1381880, 2072820, 2141914, 3212871, 4145640, 4283828, 5354785, 6425742, 8567656, 10709570, 12851484, 16064355, 21419140, 25702968, 32128710, 42838280, 64257420, 128514840]

約数ペア:

[(1, 128514840), (2, 64257420), (3, 42838280), (4, 32128710), (5, 25702968), (6, 21419140), (8, 16064355), (10, 12851484), (12, 10709570), (15, 8567656), (20, 6425742), (24, 5354785), (30, 4283828), (31, 4145640), (40, 3212871), (60, 2141914), (62, 2072820), (93, 1381880), (120, 1070957), (124, 1036410), (155, 829128), (179, 717960), (186, 690940), (193, 665880), (248, 518205), (310, 414564), (358, 358980), (372, 345470), (386, 332940), (465, 276376), (537, 239320), (579, 221960), (620, 207282), (716, 179490), (744, 172735), (772, 166470), (895, 143592), (930, 138188), (965, 133176), (1074, 119660), (1158, 110980), (1240, 103641), (1432, 89745), (1544, 83235), (1790, 71796), (1860, 69094), (1930, 66588), (2148, 59830), (2316, 55490), (2685, 47864), (2895, 44392), (3580, 35898), (3720, 34547), (3860, 33294), (4296, 29915), (4632, 27745), (5370, 23932), (5549, 23160), (5790, 22196), (5983, 21480), (7160, 17949), (7720, 16647), (10740, 11966), (11098, 11580)]