21099781920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{75659}}^1$

素因数の和:75767

約数の個数: 192

約数和(自身を含む): 76875402240

約数和(自身を除く): 55775620320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 96, 105, 112, 120, 140, 160, 166, 168, 210, 224, 240, 249, 280, 332, 336, 415, 420, 480, 498, 560, 581, 664, 672, 830, 840, 996, 1120, 1162, 1245, 1328, 1660, 1680, 1743, 1992, 2324, 2490, 2656, 2905, 3320, 3360, 3486, 3984, 4648, 4980, 5810, 6640, 6972, 7968, 8715, 9296, 9960, 11620, 13280, 13944, 17430, 18592, 19920, 23240, 27888, 34860, 39840, 46480, 55776, 69720, 75659, 92960, 139440, 151318, 226977, 278880, 302636, 378295, 453954, 529613, 605272, 756590, 907908, 1059226, 1134885, 1210544, 1513180, 1588839, 1815816, 2118452, 2269770, 2421088, 2648065, 3026360, 3177678, 3631632, 4236904, 4539540, 5296130, 6052720, 6279697, 6355356, 7263264, 7944195, 8473808, 9079080, 10592260, 12105440, 12559394, 12710712, 15888390, 16947616, 18158160, 18839091, 21184520, 25118788, 25421424, 31398485, 31776780, 36316320, 37678182, 42369040, 43957879, 50237576, 50842848, 62796970, 63553560, 75356364, 84738080, 87915758, 94195455, 100475152, 125593940, 127107120, 131873637, 150712728, 175831516, 188390910, 200950304, 219789395, 251187880, 254214240, 263747274, 301425456, 351663032, 376781820, 439578790, 502375760, 527494548, 602850912, 659368185, 703326064, 753563640, 879157580, 1004751520, 1054989096, 1318736370, 1406652128, 1507127280, 1758315160, 2109978192, 2637472740, 3014254560, 3516630320, 4219956384, 5274945480, 7033260640, 10549890960, 21099781920]

約数ペア:

[(1, 21099781920), (2, 10549890960), (3, 7033260640), (4, 5274945480), (5, 4219956384), (6, 3516630320), (7, 3014254560), (8, 2637472740), (10, 2109978192), (12, 1758315160), (14, 1507127280), (15, 1406652128), (16, 1318736370), (20, 1054989096), (21, 1004751520), (24, 879157580), (28, 753563640), (30, 703326064), (32, 659368185), (35, 602850912), (40, 527494548), (42, 502375760), (48, 439578790), (56, 376781820), (60, 351663032), (70, 301425456), (80, 263747274), (83, 254214240), (84, 251187880), (96, 219789395), (105, 200950304), (112, 188390910), (120, 175831516), (140, 150712728), (160, 131873637), (166, 127107120), (168, 125593940), (210, 100475152), (224, 94195455), (240, 87915758), (249, 84738080), (280, 75356364), (332, 63553560), (336, 62796970), (415, 50842848), (420, 50237576), (480, 43957879), (498, 42369040), (560, 37678182), (581, 36316320), (664, 31776780), (672, 31398485), (830, 25421424), (840, 25118788), (996, 21184520), (1120, 18839091), (1162, 18158160), (1245, 16947616), (1328, 15888390), (1660, 12710712), (1680, 12559394), (1743, 12105440), (1992, 10592260), (2324, 9079080), (2490, 8473808), (2656, 7944195), (2905, 7263264), (3320, 6355356), (3360, 6279697), (3486, 6052720), (3984, 5296130), (4648, 4539540), (4980, 4236904), (5810, 3631632), (6640, 3177678), (6972, 3026360), (7968, 2648065), (8715, 2421088), (9296, 2269770), (9960, 2118452), (11620, 1815816), (13280, 1588839), (13944, 1513180), (17430, 1210544), (18592, 1134885), (19920, 1059226), (23240, 907908), (27888, 756590), (34860, 605272), (39840, 529613), (46480, 453954), (55776, 378295), (69720, 302636), (75659, 278880), (92960, 226977), (139440, 151318)]