18226260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7817

約数の個数: 72

約数和(自身を含む): 59546760

約数和(自身を除く): 41320500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7789, 15578, 23367, 31156, 38945, 46734, 70101, 77890, 93468, 101257, 116835, 140202, 155780, 202514, 233670, 280404, 303771, 350505, 405028, 467340, 506285, 607542, 701010, 911313, 1012570, 1215084, 1402020, 1518855, 1822626, 2025140, 3037710, 3645252, 4556565, 6075420, 9113130, 18226260]

約数ペア:

[(1, 18226260), (2, 9113130), (3, 6075420), (4, 4556565), (5, 3645252), (6, 3037710), (9, 2025140), (10, 1822626), (12, 1518855), (13, 1402020), (15, 1215084), (18, 1012570), (20, 911313), (26, 701010), (30, 607542), (36, 506285), (39, 467340), (45, 405028), (52, 350505), (60, 303771), (65, 280404), (78, 233670), (90, 202514), (117, 155780), (130, 140202), (156, 116835), (180, 101257), (195, 93468), (234, 77890), (260, 70101), (390, 46734), (468, 38945), (585, 31156), (780, 23367), (1170, 15578), (2340, 7789)]