15378480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 58496256

約数和(自身を除く): 43117776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 53, 60, 62, 65, 72, 78, 80, 90, 93, 104, 106, 117, 120, 124, 130, 144, 155, 156, 159, 180, 186, 195, 208, 212, 234, 240, 248, 260, 265, 279, 310, 312, 318, 360, 372, 390, 403, 424, 465, 468, 477, 496, 520, 530, 558, 585, 620, 624, 636, 689, 720, 744, 780, 795, 806, 848, 930, 936, 954, 1040, 1060, 1116, 1170, 1209, 1240, 1272, 1378, 1395, 1488, 1560, 1590, 1612, 1643, 1860, 1872, 1908, 2015, 2067, 2120, 2232, 2340, 2385, 2418, 2480, 2544, 2756, 2790, 3120, 3180, 3224, 3286, 3445, 3627, 3720, 3816, 4030, 4134, 4240, 4464, 4680, 4770, 4836, 4929, 5512, 5580, 6045, 6201, 6360, 6448, 6572, 6890, 7254, 7440, 7632, 8060, 8215, 8268, 9360, 9540, 9672, 9858, 10335, 11024, 11160, 12090, 12402, 12720, 13144, 13780, 14508, 14787, 16120, 16430, 16536, 18135, 19080, 19344, 19716, 20670, 21359, 22320, 24180, 24645, 24804, 26288, 27560, 29016, 29574, 31005, 32240, 32860, 33072, 36270, 38160, 39432, 41340, 42718, 48360, 49290, 49608, 55120, 58032, 59148, 62010, 64077, 65720, 72540, 73935, 78864, 82680, 85436, 96720, 98580, 99216, 106795, 118296, 124020, 128154, 131440, 145080, 147870, 165360, 170872, 192231, 197160, 213590, 236592, 248040, 256308, 290160, 295740, 320385, 341744, 384462, 394320, 427180, 496080, 512616, 591480, 640770, 768924, 854360, 961155, 1025232, 1182960, 1281540, 1537848, 1708720, 1922310, 2563080, 3075696, 3844620, 5126160, 7689240, 15378480]

約数ペア:

[(1, 15378480), (2, 7689240), (3, 5126160), (4, 3844620), (5, 3075696), (6, 2563080), (8, 1922310), (9, 1708720), (10, 1537848), (12, 1281540), (13, 1182960), (15, 1025232), (16, 961155), (18, 854360), (20, 768924), (24, 640770), (26, 591480), (30, 512616), (31, 496080), (36, 427180), (39, 394320), (40, 384462), (45, 341744), (48, 320385), (52, 295740), (53, 290160), (60, 256308), (62, 248040), (65, 236592), (72, 213590), (78, 197160), (80, 192231), (90, 170872), (93, 165360), (104, 147870), (106, 145080), (117, 131440), (120, 128154), (124, 124020), (130, 118296), (144, 106795), (155, 99216), (156, 98580), (159, 96720), (180, 85436), (186, 82680), (195, 78864), (208, 73935), (212, 72540), (234, 65720), (240, 64077), (248, 62010), (260, 59148), (265, 58032), (279, 55120), (310, 49608), (312, 49290), (318, 48360), (360, 42718), (372, 41340), (390, 39432), (403, 38160), (424, 36270), (465, 33072), (468, 32860), (477, 32240), (496, 31005), (520, 29574), (530, 29016), (558, 27560), (585, 26288), (620, 24804), (624, 24645), (636, 24180), (689, 22320), (720, 21359), (744, 20670), (780, 19716), (795, 19344), (806, 19080), (848, 18135), (930, 16536), (936, 16430), (954, 16120), (1040, 14787), (1060, 14508), (1116, 13780), (1170, 13144), (1209, 12720), (1240, 12402), (1272, 12090), (1378, 11160), (1395, 11024), (1488, 10335), (1560, 9858), (1590, 9672), (1612, 9540), (1643, 9360), (1860, 8268), (1872, 8215), (1908, 8060), (2015, 7632), (2067, 7440), (2120, 7254), (2232, 6890), (2340, 6572), (2385, 6448), (2418, 6360), (2480, 6201), (2544, 6045), (2756, 5580), (2790, 5512), (3120, 4929), (3180, 4836), (3224, 4770), (3286, 4680), (3445, 4464), (3627, 4240), (3720, 4134), (3816, 4030)]