291709008

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:793

約数の個数: 120

約数和(自身を含む): 852374016

約数和(自身を除く): 560665008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 101, 124, 144, 186, 202, 248, 279, 303, 372, 404, 496, 558, 606, 647, 744, 808, 909, 1116, 1212, 1294, 1488, 1616, 1818, 1941, 2232, 2424, 2588, 3131, 3636, 3882, 4464, 4848, 5176, 5823, 6262, 7272, 7764, 9393, 10352, 11646, 12524, 14544, 15528, 18786, 20057, 23292, 25048, 28179, 31056, 37572, 40114, 46584, 50096, 56358, 60171, 65347, 75144, 80228, 93168, 112716, 120342, 130694, 150288, 160456, 180513, 196041, 225432, 240684, 261388, 320912, 361026, 392082, 450864, 481368, 522776, 588123, 722052, 784164, 962736, 1045552, 1176246, 1444104, 1568328, 2025757, 2352492, 2888208, 3136656, 4051514, 4704984, 6077271, 8103028, 9409968, 12154542, 16206056, 18231813, 24309084, 32412112, 36463626, 48618168, 72927252, 97236336, 145854504, 291709008]

約数ペア:

[(1, 291709008), (2, 145854504), (3, 97236336), (4, 72927252), (6, 48618168), (8, 36463626), (9, 32412112), (12, 24309084), (16, 18231813), (18, 16206056), (24, 12154542), (31, 9409968), (36, 8103028), (48, 6077271), (62, 4704984), (72, 4051514), (93, 3136656), (101, 2888208), (124, 2352492), (144, 2025757), (186, 1568328), (202, 1444104), (248, 1176246), (279, 1045552), (303, 962736), (372, 784164), (404, 722052), (496, 588123), (558, 522776), (606, 481368), (647, 450864), (744, 392082), (808, 361026), (909, 320912), (1116, 261388), (1212, 240684), (1294, 225432), (1488, 196041), (1616, 180513), (1818, 160456), (1941, 150288), (2232, 130694), (2424, 120342), (2588, 112716), (3131, 93168), (3636, 80228), (3882, 75144), (4464, 65347), (4848, 60171), (5176, 56358), (5823, 50096), (6262, 46584), (7272, 40114), (7764, 37572), (9393, 31056), (10352, 28179), (11646, 25048), (12524, 23292), (14544, 20057), (15528, 18786)]