8445729280

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3433}}^1$

素因数の和:3518

約数の個数: 120

約数和(自身を含む): 20930346756

約数和(自身を除く): 12484617476

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, 961, 992, 1240, 1280, 1922, 1984, 2480, 2560, 3433, 3844, 3968, 4805, 4960, 6866, 7688, 7936, 9610, 9920, 13732, 15376, 15872, 17165, 19220, 19840, 27464, 30752, 34330, 38440, 39680, 54928, 61504, 68660, 76880, 79360, 106423, 109856, 123008, 137320, 153760, 212846, 219712, 246016, 274640, 307520, 425692, 439424, 492032, 532115, 549280, 615040, 851384, 878848, 1064230, 1098560, 1230080, 1702768, 1757696, 2128460, 2197120, 2460160, 3299113, 3405536, 4256920, 4394240, 6598226, 6811072, 8513840, 8788480, 13196452, 13622144, 16495565, 17027680, 26392904, 27244288, 32991130, 34055360, 52785808, 54488576, 65982260, 68110720, 105571616, 131964520, 136221440, 211143232, 263929040, 272442880, 422286464, 527858080, 844572928, 1055716160, 1689145856, 2111432320, 4222864640, 8445729280]

約数ペア:

[(1, 8445729280), (2, 4222864640), (4, 2111432320), (5, 1689145856), (8, 1055716160), (10, 844572928), (16, 527858080), (20, 422286464), (31, 272442880), (32, 263929040), (40, 211143232), (62, 136221440), (64, 131964520), (80, 105571616), (124, 68110720), (128, 65982260), (155, 54488576), (160, 52785808), (248, 34055360), (256, 32991130), (310, 27244288), (320, 26392904), (496, 17027680), (512, 16495565), (620, 13622144), (640, 13196452), (961, 8788480), (992, 8513840), (1240, 6811072), (1280, 6598226), (1922, 4394240), (1984, 4256920), (2480, 3405536), (2560, 3299113), (3433, 2460160), (3844, 2197120), (3968, 2128460), (4805, 1757696), (4960, 1702768), (6866, 1230080), (7688, 1098560), (7936, 1064230), (9610, 878848), (9920, 851384), (13732, 615040), (15376, 549280), (15872, 532115), (17165, 492032), (19220, 439424), (19840, 425692), (27464, 307520), (30752, 274640), (34330, 246016), (38440, 219712), (39680, 212846), (54928, 153760), (61504, 137320), (68660, 123008), (76880, 109856), (79360, 106423)]