728617320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2879}}^1$

素因数の和:2952

約数の個数: 192

約数和(自身を含む): 2560896000

約数和(自身を除く): 1832278680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 740, 760, 855, 888, 1110, 1140, 1332, 1368, 1406, 1480, 1665, 1710, 2109, 2220, 2280, 2664, 2812, 2879, 3330, 3420, 3515, 4218, 4440, 5624, 5758, 6327, 6660, 6840, 7030, 8436, 8637, 10545, 11516, 12654, 13320, 14060, 14395, 16872, 17274, 21090, 23032, 25308, 25911, 28120, 28790, 31635, 34548, 42180, 43185, 50616, 51822, 54701, 57580, 63270, 69096, 84360, 86370, 103644, 106523, 109402, 115160, 126540, 129555, 164103, 172740, 207288, 213046, 218804, 253080, 259110, 273505, 319569, 328206, 345480, 426092, 437608, 492309, 518220, 532615, 547010, 639138, 656412, 820515, 852184, 958707, 984618, 1036440, 1065230, 1094020, 1278276, 1312824, 1597845, 1641030, 1917414, 1969236, 2023937, 2130460, 2188040, 2461545, 2556552, 3195690, 3282060, 3834828, 3938472, 4047874, 4260920, 4793535, 4923090, 6071811, 6391380, 6564120, 7669656, 8095748, 9587070, 9846180, 10119685, 12143622, 12782760, 16191496, 18215433, 19174140, 19692360, 20239370, 24287244, 30359055, 36430866, 38348280, 40478740, 48574488, 60718110, 72861732, 80957480, 91077165, 121436220, 145723464, 182154330, 242872440, 364308660, 728617320]

約数ペア:

[(1, 728617320), (2, 364308660), (3, 242872440), (4, 182154330), (5, 145723464), (6, 121436220), (8, 91077165), (9, 80957480), (10, 72861732), (12, 60718110), (15, 48574488), (18, 40478740), (19, 38348280), (20, 36430866), (24, 30359055), (30, 24287244), (36, 20239370), (37, 19692360), (38, 19174140), (40, 18215433), (45, 16191496), (57, 12782760), (60, 12143622), (72, 10119685), (74, 9846180), (76, 9587070), (90, 8095748), (95, 7669656), (111, 6564120), (114, 6391380), (120, 6071811), (148, 4923090), (152, 4793535), (171, 4260920), (180, 4047874), (185, 3938472), (190, 3834828), (222, 3282060), (228, 3195690), (285, 2556552), (296, 2461545), (333, 2188040), (342, 2130460), (360, 2023937), (370, 1969236), (380, 1917414), (444, 1641030), (456, 1597845), (555, 1312824), (570, 1278276), (666, 1094020), (684, 1065230), (703, 1036440), (740, 984618), (760, 958707), (855, 852184), (888, 820515), (1110, 656412), (1140, 639138), (1332, 547010), (1368, 532615), (1406, 518220), (1480, 492309), (1665, 437608), (1710, 426092), (2109, 345480), (2220, 328206), (2280, 319569), (2664, 273505), (2812, 259110), (2879, 253080), (3330, 218804), (3420, 213046), (3515, 207288), (4218, 172740), (4440, 164103), (5624, 129555), (5758, 126540), (6327, 115160), (6660, 109402), (6840, 106523), (7030, 103644), (8436, 86370), (8637, 84360), (10545, 69096), (11516, 63270), (12654, 57580), (13320, 54701), (14060, 51822), (14395, 50616), (16872, 43185), (17274, 42180), (21090, 34548), (23032, 31635), (25308, 28790), (25911, 28120)]