208371840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2710

約数の個数: 128

約数和(自身を含む): 680641920

約数和(自身を除く): 472270080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 2647, 3280, 3936, 4920, 5248, 5294, 6560, 7872, 7941, 9840, 10588, 13120, 13235, 15744, 15882, 19680, 21176, 26240, 26470, 31764, 39360, 39705, 42352, 52940, 63528, 78720, 79410, 84704, 105880, 108527, 127056, 158820, 169408, 211760, 217054, 254112, 317640, 325581, 338816, 423520, 434108, 508224, 542635, 635280, 651162, 847040, 868216, 1016448, 1085270, 1270560, 1302324, 1627905, 1694080, 1736432, 2170540, 2541120, 2604648, 3255810, 3472864, 4341080, 5082240, 5209296, 6511620, 6945728, 8682160, 10418592, 13023240, 13891456, 17364320, 20837184, 26046480, 34728640, 41674368, 52092960, 69457280, 104185920, 208371840]

約数ペア:

[(1, 208371840), (2, 104185920), (3, 69457280), (4, 52092960), (5, 41674368), (6, 34728640), (8, 26046480), (10, 20837184), (12, 17364320), (15, 13891456), (16, 13023240), (20, 10418592), (24, 8682160), (30, 6945728), (32, 6511620), (40, 5209296), (41, 5082240), (48, 4341080), (60, 3472864), (64, 3255810), (80, 2604648), (82, 2541120), (96, 2170540), (120, 1736432), (123, 1694080), (128, 1627905), (160, 1302324), (164, 1270560), (192, 1085270), (205, 1016448), (240, 868216), (246, 847040), (320, 651162), (328, 635280), (384, 542635), (410, 508224), (480, 434108), (492, 423520), (615, 338816), (640, 325581), (656, 317640), (820, 254112), (960, 217054), (984, 211760), (1230, 169408), (1312, 158820), (1640, 127056), (1920, 108527), (1968, 105880), (2460, 84704), (2624, 79410), (2647, 78720), (3280, 63528), (3936, 52940), (4920, 42352), (5248, 39705), (5294, 39360), (6560, 31764), (7872, 26470), (7941, 26240), (9840, 21176), (10588, 19680), (13120, 15882), (13235, 15744)]