84898880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 112

約数和(自身を含む): 223845120

約数和(自身を除く): 138946240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 89, 110, 160, 176, 178, 220, 271, 320, 352, 356, 440, 445, 542, 704, 712, 880, 890, 979, 1084, 1355, 1424, 1760, 1780, 1958, 2168, 2710, 2848, 2981, 3520, 3560, 3916, 4336, 4895, 5420, 5696, 5962, 7120, 7832, 8672, 9790, 10840, 11924, 14240, 14905, 15664, 17344, 19580, 21680, 23848, 24119, 28480, 29810, 31328, 39160, 43360, 47696, 48238, 59620, 62656, 78320, 86720, 95392, 96476, 119240, 120595, 156640, 190784, 192952, 238480, 241190, 265309, 313280, 385904, 476960, 482380, 530618, 771808, 953920, 964760, 1061236, 1326545, 1543616, 1929520, 2122472, 2653090, 3859040, 4244944, 5306180, 7718080, 8489888, 10612360, 16979776, 21224720, 42449440, 84898880]

約数ペア:

[(1, 84898880), (2, 42449440), (4, 21224720), (5, 16979776), (8, 10612360), (10, 8489888), (11, 7718080), (16, 5306180), (20, 4244944), (22, 3859040), (32, 2653090), (40, 2122472), (44, 1929520), (55, 1543616), (64, 1326545), (80, 1061236), (88, 964760), (89, 953920), (110, 771808), (160, 530618), (176, 482380), (178, 476960), (220, 385904), (271, 313280), (320, 265309), (352, 241190), (356, 238480), (440, 192952), (445, 190784), (542, 156640), (704, 120595), (712, 119240), (880, 96476), (890, 95392), (979, 86720), (1084, 78320), (1355, 62656), (1424, 59620), (1760, 48238), (1780, 47696), (1958, 43360), (2168, 39160), (2710, 31328), (2848, 29810), (2981, 28480), (3520, 24119), (3560, 23848), (3916, 21680), (4336, 19580), (4895, 17344), (5420, 15664), (5696, 14905), (5962, 14240), (7120, 11924), (7832, 10840), (8672, 9790)]