165684890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 382952448

約数和(自身を除く): 217267558

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 53, 70, 71, 74, 85, 106, 119, 142, 170, 185, 238, 259, 265, 355, 370, 371, 497, 518, 530, 595, 629, 710, 742, 901, 994, 1190, 1207, 1258, 1295, 1802, 1855, 1961, 2414, 2485, 2590, 2627, 3145, 3710, 3763, 3922, 4403, 4505, 4970, 5254, 6035, 6290, 6307, 7526, 8449, 8806, 9010, 9805, 12070, 12614, 13135, 13727, 16898, 18389, 18815, 19610, 22015, 26270, 26341, 27454, 31535, 33337, 36778, 37630, 42245, 44030, 44659, 52682, 63070, 63971, 66674, 68635, 84490, 89318, 91945, 127942, 131705, 137270, 139231, 166685, 183890, 223295, 233359, 263410, 278462, 312613, 319855, 333370, 446590, 447797, 466718, 625226, 639710, 696155, 895594, 974617, 1166795, 1392310, 1563065, 1949234, 2238985, 2333590, 2366927, 3126130, 4477970, 4733854, 4873085, 9746170, 11834635, 16568489, 23669270, 33136978, 82842445, 165684890]

約数ペア:

[(1, 165684890), (2, 82842445), (5, 33136978), (7, 23669270), (10, 16568489), (14, 11834635), (17, 9746170), (34, 4873085), (35, 4733854), (37, 4477970), (53, 3126130), (70, 2366927), (71, 2333590), (74, 2238985), (85, 1949234), (106, 1563065), (119, 1392310), (142, 1166795), (170, 974617), (185, 895594), (238, 696155), (259, 639710), (265, 625226), (355, 466718), (370, 447797), (371, 446590), (497, 333370), (518, 319855), (530, 312613), (595, 278462), (629, 263410), (710, 233359), (742, 223295), (901, 183890), (994, 166685), (1190, 139231), (1207, 137270), (1258, 131705), (1295, 127942), (1802, 91945), (1855, 89318), (1961, 84490), (2414, 68635), (2485, 66674), (2590, 63971), (2627, 63070), (3145, 52682), (3710, 44659), (3763, 44030), (3922, 42245), (4403, 37630), (4505, 36778), (4970, 33337), (5254, 31535), (6035, 27454), (6290, 26341), (6307, 26270), (7526, 22015), (8449, 19610), (8806, 18815), (9010, 18389), (9805, 16898), (12070, 13727), (12614, 13135)]