238208040

素因数分解:

$2^3\times 3^7\times 5^1\times 7^1\times {\mathrm{389}}^1$

素因数の和:428

約数の個数: 256

約数和(自身を含む): 921024000

約数和(自身を除く): 682815960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 389, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 778, 810, 840, 945, 972, 1080, 1134, 1167, 1215, 1260, 1458, 1512, 1556, 1620, 1701, 1890, 1944, 1945, 2187, 2268, 2334, 2430, 2520, 2723, 2835, 2916, 3112, 3240, 3402, 3501, 3645, 3780, 3890, 4374, 4536, 4668, 4860, 5103, 5446, 5670, 5832, 5835, 6804, 7002, 7290, 7560, 7780, 8169, 8505, 8748, 9336, 9720, 10206, 10503, 10892, 10935, 11340, 11670, 13608, 13615, 14004, 14580, 15309, 15560, 16338, 17010, 17496, 17505, 20412, 21006, 21784, 21870, 22680, 23340, 24507, 25515, 27230, 28008, 29160, 30618, 31509, 32676, 34020, 35010, 40824, 40845, 42012, 43740, 46680, 49014, 51030, 52515, 54460, 61236, 63018, 65352, 68040, 70020, 73521, 76545, 81690, 84024, 87480, 94527, 98028, 102060, 105030, 108920, 122472, 122535, 126036, 140040, 147042, 153090, 157545, 163380, 189054, 196056, 204120, 210060, 220563, 245070, 252072, 283581, 294084, 306180, 315090, 326760, 367605, 378108, 420120, 441126, 472635, 490140, 567162, 588168, 612360, 630180, 661689, 735210, 756216, 850743, 882252, 945270, 980280, 1102815, 1134324, 1260360, 1323378, 1417905, 1470420, 1701486, 1764504, 1890540, 1985067, 2205630, 2268648, 2646756, 2835810, 2940840, 3308445, 3402972, 3781080, 3970134, 4253715, 4411260, 5293512, 5671620, 5955201, 6616890, 6805944, 7940268, 8507430, 8822520, 9925335, 11343240, 11910402, 13233780, 15880536, 17014860, 19850670, 23820804, 26467560, 29776005, 34029720, 39701340, 47641608, 59552010, 79402680, 119104020, 238208040]

約数ペア:

[(1, 238208040), (2, 119104020), (3, 79402680), (4, 59552010), (5, 47641608), (6, 39701340), (7, 34029720), (8, 29776005), (9, 26467560), (10, 23820804), (12, 19850670), (14, 17014860), (15, 15880536), (18, 13233780), (20, 11910402), (21, 11343240), (24, 9925335), (27, 8822520), (28, 8507430), (30, 7940268), (35, 6805944), (36, 6616890), (40, 5955201), (42, 5671620), (45, 5293512), (54, 4411260), (56, 4253715), (60, 3970134), (63, 3781080), (70, 3402972), (72, 3308445), (81, 2940840), (84, 2835810), (90, 2646756), (105, 2268648), (108, 2205630), (120, 1985067), (126, 1890540), (135, 1764504), (140, 1701486), (162, 1470420), (168, 1417905), (180, 1323378), (189, 1260360), (210, 1134324), (216, 1102815), (243, 980280), (252, 945270), (270, 882252), (280, 850743), (315, 756216), (324, 735210), (360, 661689), (378, 630180), (389, 612360), (405, 588168), (420, 567162), (486, 490140), (504, 472635), (540, 441126), (567, 420120), (630, 378108), (648, 367605), (729, 326760), (756, 315090), (778, 306180), (810, 294084), (840, 283581), (945, 252072), (972, 245070), (1080, 220563), (1134, 210060), (1167, 204120), (1215, 196056), (1260, 189054), (1458, 163380), (1512, 157545), (1556, 153090), (1620, 147042), (1701, 140040), (1890, 126036), (1944, 122535), (1945, 122472), (2187, 108920), (2268, 105030), (2334, 102060), (2430, 98028), (2520, 94527), (2723, 87480), (2835, 84024), (2916, 81690), (3112, 76545), (3240, 73521), (3402, 70020), (3501, 68040), (3645, 65352), (3780, 63018), (3890, 61236), (4374, 54460), (4536, 52515), (4668, 51030), (4860, 49014), (5103, 46680), (5446, 43740), (5670, 42012), (5832, 40845), (5835, 40824), (6804, 35010), (7002, 34020), (7290, 32676), (7560, 31509), (7780, 30618), (8169, 29160), (8505, 28008), (8748, 27230), (9336, 25515), (9720, 24507), (10206, 23340), (10503, 22680), (10892, 21870), (10935, 21784), (11340, 21006), (11670, 20412), (13608, 17505), (13615, 17496), (14004, 17010), (14580, 16338), (15309, 15560)]