123845760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{2389}}^1$

素因数の和:2420

約数の個数: 160

約数和(自身を含む): 442460700

約数和(自身を除く): 318614940

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2389, 2592, 2880, 3240, 3456, 4320, 4778, 5184, 5760, 6480, 7167, 8640, 9556, 10368, 11945, 12960, 14334, 17280, 19112, 21501, 23890, 25920, 28668, 35835, 38224, 43002, 47780, 51840, 57336, 64503, 71670, 76448, 86004, 95560, 107505, 114672, 129006, 143340, 152896, 172008, 191120, 193509, 215010, 229344, 258012, 286680, 305792, 322515, 344016, 382240, 387018, 430020, 458688, 516024, 573360, 645030, 688032, 764480, 774036, 860040, 917376, 967545, 1032048, 1146720, 1290060, 1376064, 1528960, 1548072, 1720080, 1935090, 2064096, 2293440, 2580120, 2752128, 3096144, 3440160, 3870180, 4128192, 4586880, 5160240, 6192288, 6880320, 7740360, 8256384, 10320480, 12384576, 13760640, 15480720, 20640960, 24769152, 30961440, 41281920, 61922880, 123845760]

約数ペア:

[(1, 123845760), (2, 61922880), (3, 41281920), (4, 30961440), (5, 24769152), (6, 20640960), (8, 15480720), (9, 13760640), (10, 12384576), (12, 10320480), (15, 8256384), (16, 7740360), (18, 6880320), (20, 6192288), (24, 5160240), (27, 4586880), (30, 4128192), (32, 3870180), (36, 3440160), (40, 3096144), (45, 2752128), (48, 2580120), (54, 2293440), (60, 2064096), (64, 1935090), (72, 1720080), (80, 1548072), (81, 1528960), (90, 1376064), (96, 1290060), (108, 1146720), (120, 1032048), (128, 967545), (135, 917376), (144, 860040), (160, 774036), (162, 764480), (180, 688032), (192, 645030), (216, 573360), (240, 516024), (270, 458688), (288, 430020), (320, 387018), (324, 382240), (360, 344016), (384, 322515), (405, 305792), (432, 286680), (480, 258012), (540, 229344), (576, 215010), (640, 193509), (648, 191120), (720, 172008), (810, 152896), (864, 143340), (960, 129006), (1080, 114672), (1152, 107505), (1296, 95560), (1440, 86004), (1620, 76448), (1728, 71670), (1920, 64503), (2160, 57336), (2389, 51840), (2592, 47780), (2880, 43002), (3240, 38224), (3456, 35835), (4320, 28668), (4778, 25920), (5184, 23890), (5760, 21501), (6480, 19112), (7167, 17280), (8640, 14334), (9556, 12960), (10368, 11945)]