81142020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8839}}^1$

素因数の和:8874

約数の個数: 96

約数和(自身を含む): 267321600

約数和(自身を除く): 186179580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 8839, 9180, 17678, 26517, 35356, 44195, 53034, 79551, 88390, 106068, 132585, 150263, 159102, 176780, 238653, 265170, 300526, 318204, 397755, 450789, 477306, 530340, 601052, 751315, 795510, 901578, 954612, 1193265, 1352367, 1502630, 1591020, 1803156, 2253945, 2386530, 2704734, 3005260, 4057101, 4507890, 4773060, 5409468, 6761835, 8114202, 9015780, 13523670, 16228404, 20285505, 27047340, 40571010, 81142020]

約数ペア:

[(1, 81142020), (2, 40571010), (3, 27047340), (4, 20285505), (5, 16228404), (6, 13523670), (9, 9015780), (10, 8114202), (12, 6761835), (15, 5409468), (17, 4773060), (18, 4507890), (20, 4057101), (27, 3005260), (30, 2704734), (34, 2386530), (36, 2253945), (45, 1803156), (51, 1591020), (54, 1502630), (60, 1352367), (68, 1193265), (85, 954612), (90, 901578), (102, 795510), (108, 751315), (135, 601052), (153, 530340), (170, 477306), (180, 450789), (204, 397755), (255, 318204), (270, 300526), (306, 265170), (340, 238653), (459, 176780), (510, 159102), (540, 150263), (612, 132585), (765, 106068), (918, 88390), (1020, 79551), (1530, 53034), (1836, 44195), (2295, 35356), (3060, 26517), (4590, 17678), (8839, 9180)]