64905720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{49171}}^1$

素因数の和:49196

約数の個数: 64

約数和(自身を含む): 212423040

約数和(自身を除く): 147517320

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, 49171, 98342, 147513, 196684, 245855, 295026, 393368, 491710, 540881, 590052, 737565, 983420, 1081762, 1180104, 1475130, 1622643, 1966840, 2163524, 2704405, 2950260, 3245286, 4327048, 5408810, 5900520, 6490572, 8113215, 10817620, 12981144, 16226430, 21635240, 32452860, 64905720]

約数ペア:

[(1, 64905720), (2, 32452860), (3, 21635240), (4, 16226430), (5, 12981144), (6, 10817620), (8, 8113215), (10, 6490572), (11, 5900520), (12, 5408810), (15, 4327048), (20, 3245286), (22, 2950260), (24, 2704405), (30, 2163524), (33, 1966840), (40, 1622643), (44, 1475130), (55, 1180104), (60, 1081762), (66, 983420), (88, 737565), (110, 590052), (120, 540881), (132, 491710), (165, 393368), (220, 295026), (264, 245855), (330, 196684), (440, 147513), (660, 98342), (1320, 49171)]