81102120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61441}}^1$

素因数の和:61466

約数の個数: 64

約数和(自身を含む): 265429440

約数和(自身を除く): 184327320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61441, 122882, 184323, 245764, 307205, 368646, 491528, 614410, 675851, 737292, 921615, 1228820, 1351702, 1474584, 1843230, 2027553, 2457640, 2703404, 3379255, 3686460, 4055106, 5406808, 6758510, 7372920, 8110212, 10137765, 13517020, 16220424, 20275530, 27034040, 40551060, 81102120]

約数ペア:

[(1, 81102120), (2, 40551060), (3, 27034040), (4, 20275530), (5, 16220424), (6, 13517020), (8, 10137765), (10, 8110212), (11, 7372920), (12, 6758510), (15, 5406808), (20, 4055106), (22, 3686460), (24, 3379255), (30, 2703404), (33, 2457640), (40, 2027553), (44, 1843230), (55, 1474584), (60, 1351702), (66, 1228820), (88, 921615), (110, 737292), (120, 675851), (132, 614410), (165, 491528), (220, 368646), (264, 307205), (330, 245764), (440, 184323), (660, 122882), (1320, 61441)]