253081440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{971}}^1$

素因数の和:1173

約数の個数: 144

約数和(自身を含む): 869306256

約数和(自身を除く): 616224816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 181, 240, 288, 360, 362, 480, 543, 720, 724, 905, 971, 1086, 1440, 1448, 1629, 1810, 1942, 2172, 2715, 2896, 2913, 3258, 3620, 3884, 4344, 4855, 5430, 5792, 5826, 6516, 7240, 7768, 8145, 8688, 8739, 9710, 10860, 11652, 13032, 14480, 14565, 15536, 16290, 17376, 17478, 19420, 21720, 23304, 26064, 28960, 29130, 31072, 32580, 34956, 38840, 43440, 43695, 46608, 52128, 58260, 65160, 69912, 77680, 86880, 87390, 93216, 116520, 130320, 139824, 155360, 174780, 175751, 233040, 260640, 279648, 349560, 351502, 466080, 527253, 699120, 703004, 878755, 1054506, 1398240, 1406008, 1581759, 1757510, 2109012, 2636265, 2812016, 3163518, 3515020, 4218024, 5272530, 5624032, 6327036, 7030040, 7908795, 8436048, 10545060, 12654072, 14060080, 15817590, 16872096, 21090120, 25308144, 28120160, 31635180, 42180240, 50616288, 63270360, 84360480, 126540720, 253081440]

約数ペア:

[(1, 253081440), (2, 126540720), (3, 84360480), (4, 63270360), (5, 50616288), (6, 42180240), (8, 31635180), (9, 28120160), (10, 25308144), (12, 21090120), (15, 16872096), (16, 15817590), (18, 14060080), (20, 12654072), (24, 10545060), (30, 8436048), (32, 7908795), (36, 7030040), (40, 6327036), (45, 5624032), (48, 5272530), (60, 4218024), (72, 3515020), (80, 3163518), (90, 2812016), (96, 2636265), (120, 2109012), (144, 1757510), (160, 1581759), (180, 1406008), (181, 1398240), (240, 1054506), (288, 878755), (360, 703004), (362, 699120), (480, 527253), (543, 466080), (720, 351502), (724, 349560), (905, 279648), (971, 260640), (1086, 233040), (1440, 175751), (1448, 174780), (1629, 155360), (1810, 139824), (1942, 130320), (2172, 116520), (2715, 93216), (2896, 87390), (2913, 86880), (3258, 77680), (3620, 69912), (3884, 65160), (4344, 58260), (4855, 52128), (5430, 46608), (5792, 43695), (5826, 43440), (6516, 38840), (7240, 34956), (7768, 32580), (8145, 31072), (8688, 29130), (8739, 28960), (9710, 26064), (10860, 23304), (11652, 21720), (13032, 19420), (14480, 17478), (14565, 17376), (15536, 16290)]