204932910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:578

約数の個数: 128

約数和(自身を含む): 609767424

約数和(自身を除く): 404834514

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 271, 273, 277, 390, 455, 542, 546, 554, 813, 831, 910, 1355, 1365, 1385, 1626, 1662, 1897, 1939, 2710, 2730, 2770, 3523, 3601, 3794, 3878, 4065, 4155, 5691, 5817, 7046, 7202, 8130, 8310, 9485, 9695, 10569, 10803, 11382, 11634, 17615, 18005, 18970, 19390, 21138, 21606, 24661, 25207, 28455, 29085, 35230, 36010, 49322, 50414, 52845, 54015, 56910, 58170, 73983, 75067, 75621, 105690, 108030, 123305, 126035, 147966, 150134, 151242, 225201, 246610, 252070, 369915, 375335, 378105, 450402, 525469, 739830, 750670, 756210, 975871, 1050938, 1126005, 1576407, 1951742, 2252010, 2627345, 2927613, 3152814, 4879355, 5254690, 5855226, 6831097, 7882035, 9758710, 13662194, 14638065, 15764070, 20493291, 29276130, 34155485, 40986582, 68310970, 102466455, 204932910]

約数ペア:

[(1, 204932910), (2, 102466455), (3, 68310970), (5, 40986582), (6, 34155485), (7, 29276130), (10, 20493291), (13, 15764070), (14, 14638065), (15, 13662194), (21, 9758710), (26, 7882035), (30, 6831097), (35, 5855226), (39, 5254690), (42, 4879355), (65, 3152814), (70, 2927613), (78, 2627345), (91, 2252010), (105, 1951742), (130, 1576407), (182, 1126005), (195, 1050938), (210, 975871), (271, 756210), (273, 750670), (277, 739830), (390, 525469), (455, 450402), (542, 378105), (546, 375335), (554, 369915), (813, 252070), (831, 246610), (910, 225201), (1355, 151242), (1365, 150134), (1385, 147966), (1626, 126035), (1662, 123305), (1897, 108030), (1939, 105690), (2710, 75621), (2730, 75067), (2770, 73983), (3523, 58170), (3601, 56910), (3794, 54015), (3878, 52845), (4065, 50414), (4155, 49322), (5691, 36010), (5817, 35230), (7046, 29085), (7202, 28455), (8130, 25207), (8310, 24661), (9485, 21606), (9695, 21138), (10569, 19390), (10803, 18970), (11382, 18005), (11634, 17615)]