266709120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4534

約数の個数: 128

約数和(自身を含む): 877754880

約数和(自身を除く): 611045760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4481, 4960, 5952, 7440, 8962, 9920, 11904, 13443, 14880, 17924, 19840, 22405, 26886, 29760, 35848, 44810, 53772, 59520, 67215, 71696, 89620, 107544, 134430, 138911, 143392, 179240, 215088, 268860, 277822, 286784, 358480, 416733, 430176, 537720, 555644, 573568, 694555, 716960, 833466, 860352, 1075440, 1111288, 1389110, 1433920, 1666932, 1720704, 2083665, 2150880, 2222576, 2778220, 2867840, 3333864, 4167330, 4301760, 4445152, 5556440, 6667728, 8334660, 8603520, 8890304, 11112880, 13335456, 16669320, 17780608, 22225760, 26670912, 33338640, 44451520, 53341824, 66677280, 88903040, 133354560, 266709120]

約数ペア:

[(1, 266709120), (2, 133354560), (3, 88903040), (4, 66677280), (5, 53341824), (6, 44451520), (8, 33338640), (10, 26670912), (12, 22225760), (15, 17780608), (16, 16669320), (20, 13335456), (24, 11112880), (30, 8890304), (31, 8603520), (32, 8334660), (40, 6667728), (48, 5556440), (60, 4445152), (62, 4301760), (64, 4167330), (80, 3333864), (93, 2867840), (96, 2778220), (120, 2222576), (124, 2150880), (128, 2083665), (155, 1720704), (160, 1666932), (186, 1433920), (192, 1389110), (240, 1111288), (248, 1075440), (310, 860352), (320, 833466), (372, 716960), (384, 694555), (465, 573568), (480, 555644), (496, 537720), (620, 430176), (640, 416733), (744, 358480), (930, 286784), (960, 277822), (992, 268860), (1240, 215088), (1488, 179240), (1860, 143392), (1920, 138911), (1984, 134430), (2480, 107544), (2976, 89620), (3720, 71696), (3968, 67215), (4481, 59520), (4960, 53772), (5952, 44810), (7440, 35848), (8962, 29760), (9920, 26886), (11904, 22405), (13443, 19840), (14880, 17924)]