258383520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19937}}^1$

素因数の和:19964

約数の個数: 120

約数和(自身を含む): 911924244

約数和(自身を除く): 653540724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 19937, 39874, 59811, 79748, 99685, 119622, 159496, 179433, 199370, 239244, 299055, 318992, 358866, 398740, 478488, 538299, 598110, 637984, 717732, 797480, 897165, 956976, 1076598, 1196220, 1435464, 1594960, 1614897, 1794330, 1913952, 2153196, 2392440, 2691495, 2870928, 3189920, 3229794, 3588660, 4306392, 4784880, 5382990, 5741856, 6459588, 7177320, 8074485, 8612784, 9569760, 10765980, 12919176, 14354640, 16148970, 17225568, 21531960, 25838352, 28709280, 32297940, 43063920, 51676704, 64595880, 86127840, 129191760, 258383520]

約数ペア:

[(1, 258383520), (2, 129191760), (3, 86127840), (4, 64595880), (5, 51676704), (6, 43063920), (8, 32297940), (9, 28709280), (10, 25838352), (12, 21531960), (15, 17225568), (16, 16148970), (18, 14354640), (20, 12919176), (24, 10765980), (27, 9569760), (30, 8612784), (32, 8074485), (36, 7177320), (40, 6459588), (45, 5741856), (48, 5382990), (54, 4784880), (60, 4306392), (72, 3588660), (80, 3229794), (81, 3189920), (90, 2870928), (96, 2691495), (108, 2392440), (120, 2153196), (135, 1913952), (144, 1794330), (160, 1614897), (162, 1594960), (180, 1435464), (216, 1196220), (240, 1076598), (270, 956976), (288, 897165), (324, 797480), (360, 717732), (405, 637984), (432, 598110), (480, 538299), (540, 478488), (648, 398740), (720, 358866), (810, 318992), (864, 299055), (1080, 239244), (1296, 199370), (1440, 179433), (1620, 159496), (2160, 119622), (2592, 99685), (3240, 79748), (4320, 59811), (6480, 39874), (12960, 19937)]