80787780

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{1847}}^1$

素因数の和:1877

約数の個数: 96

約数和(自身を含む): 254580480

約数和(自身を除く): 173792700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 1847, 2187, 2430, 2916, 3645, 3694, 4374, 4860, 5541, 7290, 7388, 8748, 9235, 10935, 11082, 14580, 16623, 18470, 21870, 22164, 27705, 33246, 36940, 43740, 49869, 55410, 66492, 83115, 99738, 110820, 149607, 166230, 199476, 249345, 299214, 332460, 448821, 498690, 598428, 748035, 897642, 997380, 1346463, 1496070, 1795284, 2244105, 2692926, 2992140, 4039389, 4488210, 5385852, 6732315, 8078778, 8976420, 13464630, 16157556, 20196945, 26929260, 40393890, 80787780]

約数ペア:

[(1, 80787780), (2, 40393890), (3, 26929260), (4, 20196945), (5, 16157556), (6, 13464630), (9, 8976420), (10, 8078778), (12, 6732315), (15, 5385852), (18, 4488210), (20, 4039389), (27, 2992140), (30, 2692926), (36, 2244105), (45, 1795284), (54, 1496070), (60, 1346463), (81, 997380), (90, 897642), (108, 748035), (135, 598428), (162, 498690), (180, 448821), (243, 332460), (270, 299214), (324, 249345), (405, 199476), (486, 166230), (540, 149607), (729, 110820), (810, 99738), (972, 83115), (1215, 66492), (1458, 55410), (1620, 49869), (1847, 43740), (2187, 36940), (2430, 33246), (2916, 27705), (3645, 22164), (3694, 21870), (4374, 18470), (4860, 16623), (5541, 14580), (7290, 11082), (7388, 10935), (8748, 9235)]