248697960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2767}}^1$

素因数の和:2895

約数の個数: 128

約数和(自身を含む): 860958720

約数和(自身を除く): 612260760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 2140, 2247, 2568, 2767, 2996, 3210, 3745, 4280, 4494, 5534, 5992, 6420, 7490, 8301, 8988, 11068, 11235, 12840, 13835, 14980, 16602, 17976, 19369, 22136, 22470, 27670, 29960, 33204, 38738, 41505, 44940, 55340, 58107, 66408, 77476, 83010, 89880, 96845, 110680, 116214, 154952, 166020, 193690, 232428, 290535, 296069, 332040, 387380, 464856, 581070, 592138, 774760, 888207, 1162140, 1184276, 1480345, 1776414, 2072483, 2324280, 2368552, 2960690, 3552828, 4144966, 4441035, 5921380, 6217449, 7105656, 8289932, 8882070, 10362415, 11842760, 12434898, 16579864, 17764140, 20724830, 24869796, 31087245, 35528280, 41449660, 49739592, 62174490, 82899320, 124348980, 248697960]

約数ペア:

[(1, 248697960), (2, 124348980), (3, 82899320), (4, 62174490), (5, 49739592), (6, 41449660), (7, 35528280), (8, 31087245), (10, 24869796), (12, 20724830), (14, 17764140), (15, 16579864), (20, 12434898), (21, 11842760), (24, 10362415), (28, 8882070), (30, 8289932), (35, 7105656), (40, 6217449), (42, 5921380), (56, 4441035), (60, 4144966), (70, 3552828), (84, 2960690), (105, 2368552), (107, 2324280), (120, 2072483), (140, 1776414), (168, 1480345), (210, 1184276), (214, 1162140), (280, 888207), (321, 774760), (420, 592138), (428, 581070), (535, 464856), (642, 387380), (749, 332040), (840, 296069), (856, 290535), (1070, 232428), (1284, 193690), (1498, 166020), (1605, 154952), (2140, 116214), (2247, 110680), (2568, 96845), (2767, 89880), (2996, 83010), (3210, 77476), (3745, 66408), (4280, 58107), (4494, 55340), (5534, 44940), (5992, 41505), (6420, 38738), (7490, 33204), (8301, 29960), (8988, 27670), (11068, 22470), (11235, 22136), (12840, 19369), (13835, 17976), (14980, 16602)]