247137456

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 662402048

約数和(自身を除く): 415264592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 307, 372, 496, 541, 614, 744, 921, 1082, 1228, 1488, 1623, 1842, 2164, 2456, 3246, 3684, 4328, 4912, 6492, 7368, 8656, 9517, 12984, 14736, 16771, 19034, 25968, 28551, 33542, 38068, 50313, 57102, 67084, 76136, 100626, 114204, 134168, 152272, 166087, 201252, 228408, 268336, 332174, 402504, 456816, 498261, 664348, 805008, 996522, 1328696, 1993044, 2657392, 3986088, 5148697, 7972176, 10297394, 15446091, 20594788, 30892182, 41189576, 61784364, 82379152, 123568728, 247137456]

約数ペア:

[(1, 247137456), (2, 123568728), (3, 82379152), (4, 61784364), (6, 41189576), (8, 30892182), (12, 20594788), (16, 15446091), (24, 10297394), (31, 7972176), (48, 5148697), (62, 3986088), (93, 2657392), (124, 1993044), (186, 1328696), (248, 996522), (307, 805008), (372, 664348), (496, 498261), (541, 456816), (614, 402504), (744, 332174), (921, 268336), (1082, 228408), (1228, 201252), (1488, 166087), (1623, 152272), (1842, 134168), (2164, 114204), (2456, 100626), (3246, 76136), (3684, 67084), (4328, 57102), (4912, 50313), (6492, 38068), (7368, 33542), (8656, 28551), (9517, 25968), (12984, 19034), (14736, 16771)]