245564640

素因数分解:

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

素因数の和:5553

約数の個数: 144

約数和(自身を含む): 865178496

約数和(自身を除く): 619613856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5501, 5580, 7440, 8928, 11002, 11160, 14880, 16503, 22004, 22320, 27505, 33006, 44008, 44640, 49509, 55010, 66012, 82515, 88016, 99018, 110020, 132024, 165030, 170531, 176032, 198036, 220040, 247545, 264048, 330060, 341062, 396072, 440080, 495090, 511593, 528096, 660120, 682124, 792144, 852655, 880160, 990180, 1023186, 1320240, 1364248, 1534779, 1584288, 1705310, 1980360, 2046372, 2557965, 2640480, 2728496, 3069558, 3410620, 3960720, 4092744, 5115930, 5456992, 6139116, 6821240, 7673895, 7921440, 8185488, 10231860, 12278232, 13642480, 15347790, 16370976, 20463720, 24556464, 27284960, 30695580, 40927440, 49112928, 61391160, 81854880, 122782320, 245564640]

約数ペア:

[(1, 245564640), (2, 122782320), (3, 81854880), (4, 61391160), (5, 49112928), (6, 40927440), (8, 30695580), (9, 27284960), (10, 24556464), (12, 20463720), (15, 16370976), (16, 15347790), (18, 13642480), (20, 12278232), (24, 10231860), (30, 8185488), (31, 7921440), (32, 7673895), (36, 6821240), (40, 6139116), (45, 5456992), (48, 5115930), (60, 4092744), (62, 3960720), (72, 3410620), (80, 3069558), (90, 2728496), (93, 2640480), (96, 2557965), (120, 2046372), (124, 1980360), (144, 1705310), (155, 1584288), (160, 1534779), (180, 1364248), (186, 1320240), (240, 1023186), (248, 990180), (279, 880160), (288, 852655), (310, 792144), (360, 682124), (372, 660120), (465, 528096), (480, 511593), (496, 495090), (558, 440080), (620, 396072), (720, 341062), (744, 330060), (930, 264048), (992, 247545), (1116, 220040), (1240, 198036), (1395, 176032), (1440, 170531), (1488, 165030), (1860, 132024), (2232, 110020), (2480, 99018), (2790, 88016), (2976, 82515), (3720, 66012), (4464, 55010), (4960, 49509), (5501, 44640), (5580, 44008), (7440, 33006), (8928, 27505), (11002, 22320), (11160, 22004), (14880, 16503)]