643917456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49139}}^1$

素因数の和:49173

約数の個数: 120

約数和(自身を含む): 2217983040

約数和(自身を除く): 1574065584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 49139, 98278, 147417, 196556, 294834, 343973, 393112, 442251, 589668, 638807, 687946, 786224, 884502, 1031919, 1179336, 1277614, 1375892, 1769004, 1916421, 2063838, 2358672, 2555228, 2751784, 3095757, 3538008, 3832842, 4127676, 4471649, 5110456, 5503568, 5749263, 6191514, 7076016, 7665684, 8255352, 8943298, 10220912, 11498526, 12383028, 13414947, 15331368, 16510704, 17886596, 22997052, 24766056, 26829894, 30662736, 35773192, 40244841, 45994104, 49532112, 53659788, 71546384, 80489682, 91988208, 107319576, 160979364, 214639152, 321958728, 643917456]

約数ペア:

[(1, 643917456), (2, 321958728), (3, 214639152), (4, 160979364), (6, 107319576), (7, 91988208), (8, 80489682), (9, 71546384), (12, 53659788), (13, 49532112), (14, 45994104), (16, 40244841), (18, 35773192), (21, 30662736), (24, 26829894), (26, 24766056), (28, 22997052), (36, 17886596), (39, 16510704), (42, 15331368), (48, 13414947), (52, 12383028), (56, 11498526), (63, 10220912), (72, 8943298), (78, 8255352), (84, 7665684), (91, 7076016), (104, 6191514), (112, 5749263), (117, 5503568), (126, 5110456), (144, 4471649), (156, 4127676), (168, 3832842), (182, 3538008), (208, 3095757), (234, 2751784), (252, 2555228), (273, 2358672), (312, 2063838), (336, 1916421), (364, 1769004), (468, 1375892), (504, 1277614), (546, 1179336), (624, 1031919), (728, 884502), (819, 786224), (936, 687946), (1008, 638807), (1092, 589668), (1456, 442251), (1638, 393112), (1872, 343973), (2184, 294834), (3276, 196556), (4368, 147417), (6552, 98278), (13104, 49139)]