245551248

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:933

約数の個数: 120

約数和(自身を含む): 720834816

約数和(自身を除く): 475283568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 67, 72, 93, 124, 134, 144, 186, 201, 248, 268, 279, 372, 402, 496, 536, 558, 603, 744, 804, 821, 1072, 1116, 1206, 1488, 1608, 1642, 2077, 2232, 2412, 2463, 3216, 3284, 4154, 4464, 4824, 4926, 6231, 6568, 7389, 8308, 9648, 9852, 12462, 13136, 14778, 16616, 18693, 19704, 24924, 25451, 29556, 33232, 37386, 39408, 49848, 50902, 55007, 59112, 74772, 76353, 99696, 101804, 110014, 118224, 149544, 152706, 165021, 203608, 220028, 229059, 299088, 305412, 330042, 407216, 440056, 458118, 495063, 610824, 660084, 880112, 916236, 990126, 1221648, 1320168, 1705217, 1832472, 1980252, 2640336, 3410434, 3664944, 3960504, 5115651, 6820868, 7921008, 10231302, 13641736, 15346953, 20462604, 27283472, 30693906, 40925208, 61387812, 81850416, 122775624, 245551248]

約数ペア:

[(1, 245551248), (2, 122775624), (3, 81850416), (4, 61387812), (6, 40925208), (8, 30693906), (9, 27283472), (12, 20462604), (16, 15346953), (18, 13641736), (24, 10231302), (31, 7921008), (36, 6820868), (48, 5115651), (62, 3960504), (67, 3664944), (72, 3410434), (93, 2640336), (124, 1980252), (134, 1832472), (144, 1705217), (186, 1320168), (201, 1221648), (248, 990126), (268, 916236), (279, 880112), (372, 660084), (402, 610824), (496, 495063), (536, 458118), (558, 440056), (603, 407216), (744, 330042), (804, 305412), (821, 299088), (1072, 229059), (1116, 220028), (1206, 203608), (1488, 165021), (1608, 152706), (1642, 149544), (2077, 118224), (2232, 110014), (2412, 101804), (2463, 99696), (3216, 76353), (3284, 74772), (4154, 59112), (4464, 55007), (4824, 50902), (4926, 49848), (6231, 39408), (6568, 37386), (7389, 33232), (8308, 29556), (9648, 25451), (9852, 24924), (12462, 19704), (13136, 18693), (14778, 16616)]