280560240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:888

約数の個数: 160

約数和(自身を含む): 972824640

約数和(自身を除く): 692264400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 193, 216, 240, 270, 360, 386, 432, 540, 579, 673, 720, 772, 965, 1080, 1158, 1346, 1544, 1737, 1930, 2019, 2160, 2316, 2692, 2895, 3088, 3365, 3474, 3860, 4038, 4632, 5211, 5384, 5790, 6057, 6730, 6948, 7720, 8076, 8685, 9264, 10095, 10422, 10768, 11580, 12114, 13460, 13896, 15440, 16152, 17370, 18171, 20190, 20844, 23160, 24228, 26055, 26920, 27792, 30285, 32304, 34740, 36342, 40380, 41688, 46320, 48456, 52110, 53840, 60570, 69480, 72684, 80760, 83376, 90855, 96912, 104220, 121140, 129889, 138960, 145368, 161520, 181710, 208440, 242280, 259778, 290736, 363420, 389667, 416880, 484560, 519556, 649445, 726840, 779334, 1039112, 1169001, 1298890, 1453680, 1558668, 1948335, 2078224, 2338002, 2597780, 3117336, 3507003, 3896670, 4676004, 5195560, 5845005, 6234672, 7014006, 7793340, 9352008, 10391120, 11690010, 14028012, 15586680, 17535015, 18704016, 23380020, 28056024, 31173360, 35070030, 46760040, 56112048, 70140060, 93520080, 140280120, 280560240]

約数ペア:

[(1, 280560240), (2, 140280120), (3, 93520080), (4, 70140060), (5, 56112048), (6, 46760040), (8, 35070030), (9, 31173360), (10, 28056024), (12, 23380020), (15, 18704016), (16, 17535015), (18, 15586680), (20, 14028012), (24, 11690010), (27, 10391120), (30, 9352008), (36, 7793340), (40, 7014006), (45, 6234672), (48, 5845005), (54, 5195560), (60, 4676004), (72, 3896670), (80, 3507003), (90, 3117336), (108, 2597780), (120, 2338002), (135, 2078224), (144, 1948335), (180, 1558668), (193, 1453680), (216, 1298890), (240, 1169001), (270, 1039112), (360, 779334), (386, 726840), (432, 649445), (540, 519556), (579, 484560), (673, 416880), (720, 389667), (772, 363420), (965, 290736), (1080, 259778), (1158, 242280), (1346, 208440), (1544, 181710), (1737, 161520), (1930, 145368), (2019, 138960), (2160, 129889), (2316, 121140), (2692, 104220), (2895, 96912), (3088, 90855), (3365, 83376), (3474, 80760), (3860, 72684), (4038, 69480), (4632, 60570), (5211, 53840), (5384, 52110), (5790, 48456), (6057, 46320), (6730, 41688), (6948, 40380), (7720, 36342), (8076, 34740), (8685, 32304), (9264, 30285), (10095, 27792), (10422, 26920), (10768, 26055), (11580, 24228), (12114, 23160), (13460, 20844), (13896, 20190), (15440, 18171), (16152, 17370)]