222049280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1455

約数の個数: 88

約数和(自身を含む): 550233600

約数和(自身を除く): 328184320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1399, 1984, 2480, 2560, 2798, 3968, 4960, 5120, 5596, 6995, 7936, 9920, 11192, 13990, 15872, 19840, 22384, 27980, 31744, 39680, 43369, 44768, 55960, 79360, 86738, 89536, 111920, 158720, 173476, 179072, 216845, 223840, 346952, 358144, 433690, 447680, 693904, 716288, 867380, 895360, 1387808, 1432576, 1734760, 1790720, 2775616, 3469520, 3581440, 5551232, 6939040, 7162880, 11102464, 13878080, 22204928, 27756160, 44409856, 55512320, 111024640, 222049280]

約数ペア:

[(1, 222049280), (2, 111024640), (4, 55512320), (5, 44409856), (8, 27756160), (10, 22204928), (16, 13878080), (20, 11102464), (31, 7162880), (32, 6939040), (40, 5551232), (62, 3581440), (64, 3469520), (80, 2775616), (124, 1790720), (128, 1734760), (155, 1432576), (160, 1387808), (248, 895360), (256, 867380), (310, 716288), (320, 693904), (496, 447680), (512, 433690), (620, 358144), (640, 346952), (992, 223840), (1024, 216845), (1240, 179072), (1280, 173476), (1399, 158720), (1984, 111920), (2480, 89536), (2560, 86738), (2798, 79360), (3968, 55960), (4960, 44768), (5120, 43369), (5596, 39680), (6995, 31744), (7936, 27980), (9920, 22384), (11192, 19840), (13990, 15872)]