1143660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{389}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 3734640

約数和(自身を除く): 2590980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 389, 420, 490, 588, 735, 778, 980, 1167, 1470, 1556, 1945, 2334, 2723, 2940, 3890, 4668, 5446, 5835, 7780, 8169, 10892, 11670, 13615, 16338, 19061, 23340, 27230, 32676, 38122, 40845, 54460, 57183, 76244, 81690, 95305, 114366, 163380, 190610, 228732, 285915, 381220, 571830, 1143660]

約数ペア:

[(1, 1143660), (2, 571830), (3, 381220), (4, 285915), (5, 228732), (6, 190610), (7, 163380), (10, 114366), (12, 95305), (14, 81690), (15, 76244), (20, 57183), (21, 54460), (28, 40845), (30, 38122), (35, 32676), (42, 27230), (49, 23340), (60, 19061), (70, 16338), (84, 13615), (98, 11670), (105, 10892), (140, 8169), (147, 7780), (196, 5835), (210, 5446), (245, 4668), (294, 3890), (389, 2940), (420, 2723), (490, 2334), (588, 1945), (735, 1556), (778, 1470), (980, 1167)]