81854880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5501}}^1$

素因数の和:5550

約数の個数: 96

約数和(自身を含む): 266208768

約数和(自身を除く): 184353888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 5501, 7440, 11002, 14880, 16503, 22004, 27505, 33006, 44008, 55010, 66012, 82515, 88016, 110020, 132024, 165030, 170531, 176032, 220040, 264048, 330060, 341062, 440080, 511593, 528096, 660120, 682124, 852655, 880160, 1023186, 1320240, 1364248, 1705310, 2046372, 2557965, 2640480, 2728496, 3410620, 4092744, 5115930, 5456992, 6821240, 8185488, 10231860, 13642480, 16370976, 20463720, 27284960, 40927440, 81854880]

約数ペア:

[(1, 81854880), (2, 40927440), (3, 27284960), (4, 20463720), (5, 16370976), (6, 13642480), (8, 10231860), (10, 8185488), (12, 6821240), (15, 5456992), (16, 5115930), (20, 4092744), (24, 3410620), (30, 2728496), (31, 2640480), (32, 2557965), (40, 2046372), (48, 1705310), (60, 1364248), (62, 1320240), (80, 1023186), (93, 880160), (96, 852655), (120, 682124), (124, 660120), (155, 528096), (160, 511593), (186, 440080), (240, 341062), (248, 330060), (310, 264048), (372, 220040), (465, 176032), (480, 170531), (496, 165030), (620, 132024), (744, 110020), (930, 88016), (992, 82515), (1240, 66012), (1488, 55010), (1860, 44008), (2480, 33006), (2976, 27505), (3720, 22004), (4960, 16503), (5501, 14880), (7440, 11002)]