90469720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1619}}^1$

素因数の和:1768

約数の個数: 64

約数和(自身を含む): 223948800

約数和(自身を除く): 133479080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 1619, 2540, 2794, 3238, 5080, 5588, 6476, 6985, 8095, 11176, 12952, 13970, 16190, 17809, 27940, 32380, 35618, 55880, 64760, 71236, 89045, 142472, 178090, 205613, 356180, 411226, 712360, 822452, 1028065, 1644904, 2056130, 2261743, 4112260, 4523486, 8224520, 9046972, 11308715, 18093944, 22617430, 45234860, 90469720]

約数ペア:

[(1, 90469720), (2, 45234860), (4, 22617430), (5, 18093944), (8, 11308715), (10, 9046972), (11, 8224520), (20, 4523486), (22, 4112260), (40, 2261743), (44, 2056130), (55, 1644904), (88, 1028065), (110, 822452), (127, 712360), (220, 411226), (254, 356180), (440, 205613), (508, 178090), (635, 142472), (1016, 89045), (1270, 71236), (1397, 64760), (1619, 55880), (2540, 35618), (2794, 32380), (3238, 27940), (5080, 17809), (5588, 16190), (6476, 13970), (6985, 12952), (8095, 11176)]