15687360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:455

約数の個数: 168

約数和(自身を含む): 58247280

約数和(自身を除く): 42559920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 419, 468, 480, 520, 576, 585, 624, 720, 780, 832, 838, 936, 960, 1040, 1170, 1248, 1257, 1440, 1560, 1676, 1872, 2080, 2095, 2340, 2496, 2514, 2880, 3120, 3352, 3744, 3771, 4160, 4190, 4680, 5028, 5447, 6240, 6285, 6704, 7488, 7542, 8380, 9360, 10056, 10894, 12480, 12570, 13408, 15084, 16341, 16760, 18720, 18855, 20112, 21788, 25140, 26816, 27235, 30168, 32682, 33520, 37440, 37710, 40224, 43576, 49023, 50280, 54470, 60336, 65364, 67040, 75420, 80448, 81705, 87152, 98046, 100560, 108940, 120672, 130728, 134080, 150840, 163410, 174304, 196092, 201120, 217880, 241344, 245115, 261456, 301680, 326820, 348608, 392184, 402240, 435760, 490230, 522912, 603360, 653640, 784368, 871520, 980460, 1045824, 1206720, 1307280, 1568736, 1743040, 1960920, 2614560, 3137472, 3921840, 5229120, 7843680, 15687360]

約数ペア:

[(1, 15687360), (2, 7843680), (3, 5229120), (4, 3921840), (5, 3137472), (6, 2614560), (8, 1960920), (9, 1743040), (10, 1568736), (12, 1307280), (13, 1206720), (15, 1045824), (16, 980460), (18, 871520), (20, 784368), (24, 653640), (26, 603360), (30, 522912), (32, 490230), (36, 435760), (39, 402240), (40, 392184), (45, 348608), (48, 326820), (52, 301680), (60, 261456), (64, 245115), (65, 241344), (72, 217880), (78, 201120), (80, 196092), (90, 174304), (96, 163410), (104, 150840), (117, 134080), (120, 130728), (130, 120672), (144, 108940), (156, 100560), (160, 98046), (180, 87152), (192, 81705), (195, 80448), (208, 75420), (234, 67040), (240, 65364), (260, 60336), (288, 54470), (312, 50280), (320, 49023), (360, 43576), (390, 40224), (416, 37710), (419, 37440), (468, 33520), (480, 32682), (520, 30168), (576, 27235), (585, 26816), (624, 25140), (720, 21788), (780, 20112), (832, 18855), (838, 18720), (936, 16760), (960, 16341), (1040, 15084), (1170, 13408), (1248, 12570), (1257, 12480), (1440, 10894), (1560, 10056), (1676, 9360), (1872, 8380), (2080, 7542), (2095, 7488), (2340, 6704), (2496, 6285), (2514, 6240), (2880, 5447), (3120, 5028), (3352, 4680), (3744, 4190), (3771, 4160)]