157405680

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2699}}^1$

素因数の和:2730

約数の個数: 140

約数和(自身を含む): 548904600

約数和(自身を除く): 391498920

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2699, 2916, 3240, 3645, 3888, 4860, 5398, 5832, 6480, 7290, 8097, 9720, 10796, 11664, 13495, 14580, 16194, 19440, 21592, 24291, 26990, 29160, 32388, 40485, 43184, 48582, 53980, 58320, 64776, 72873, 80970, 97164, 107960, 121455, 129552, 145746, 161940, 194328, 215920, 218619, 242910, 291492, 323880, 364365, 388656, 437238, 485820, 582984, 647760, 655857, 728730, 874476, 971640, 1093095, 1165968, 1311714, 1457460, 1748952, 1943280, 1967571, 2186190, 2623428, 2914920, 3279285, 3497904, 3935142, 4372380, 5246856, 5829840, 6558570, 7870284, 8744760, 9837855, 10493712, 13117140, 15740568, 17489520, 19675710, 26234280, 31481136, 39351420, 52468560, 78702840, 157405680]

約数ペア:

[(1, 157405680), (2, 78702840), (3, 52468560), (4, 39351420), (5, 31481136), (6, 26234280), (8, 19675710), (9, 17489520), (10, 15740568), (12, 13117140), (15, 10493712), (16, 9837855), (18, 8744760), (20, 7870284), (24, 6558570), (27, 5829840), (30, 5246856), (36, 4372380), (40, 3935142), (45, 3497904), (48, 3279285), (54, 2914920), (60, 2623428), (72, 2186190), (80, 1967571), (81, 1943280), (90, 1748952), (108, 1457460), (120, 1311714), (135, 1165968), (144, 1093095), (162, 971640), (180, 874476), (216, 728730), (240, 655857), (243, 647760), (270, 582984), (324, 485820), (360, 437238), (405, 388656), (432, 364365), (486, 323880), (540, 291492), (648, 242910), (720, 218619), (729, 215920), (810, 194328), (972, 161940), (1080, 145746), (1215, 129552), (1296, 121455), (1458, 107960), (1620, 97164), (1944, 80970), (2160, 72873), (2430, 64776), (2699, 58320), (2916, 53980), (3240, 48582), (3645, 43184), (3888, 40485), (4860, 32388), (5398, 29160), (5832, 26990), (6480, 24291), (7290, 21592), (8097, 19440), (9720, 16194), (10796, 14580), (11664, 13495)]