7426890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 80

約数和(自身を含む): 20464488

約数和(自身を除く): 13037598

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 81, 90, 106, 135, 159, 162, 173, 265, 270, 318, 346, 405, 477, 519, 530, 795, 810, 865, 954, 1038, 1431, 1557, 1590, 1730, 2385, 2595, 2862, 3114, 4293, 4671, 4770, 5190, 7155, 7785, 8586, 9169, 9342, 14013, 14310, 15570, 18338, 21465, 23355, 27507, 28026, 42930, 45845, 46710, 55014, 70065, 82521, 91690, 137535, 140130, 165042, 247563, 275070, 412605, 495126, 742689, 825210, 1237815, 1485378, 2475630, 3713445, 7426890]

約数ペア:

[(1, 7426890), (2, 3713445), (3, 2475630), (5, 1485378), (6, 1237815), (9, 825210), (10, 742689), (15, 495126), (18, 412605), (27, 275070), (30, 247563), (45, 165042), (53, 140130), (54, 137535), (81, 91690), (90, 82521), (106, 70065), (135, 55014), (159, 46710), (162, 45845), (173, 42930), (265, 28026), (270, 27507), (318, 23355), (346, 21465), (405, 18338), (477, 15570), (519, 14310), (530, 14013), (795, 9342), (810, 9169), (865, 8586), (954, 7785), (1038, 7155), (1431, 5190), (1557, 4770), (1590, 4671), (1730, 4293), (2385, 3114), (2595, 2862)]