77243740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 198374400

約数和(自身を除く): 121130660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 380, 409, 497, 532, 665, 710, 818, 994, 1330, 1349, 1420, 1636, 1988, 2045, 2485, 2660, 2698, 2863, 4090, 4970, 5396, 5726, 6745, 7771, 8180, 9443, 9940, 11452, 13490, 14315, 15542, 18886, 26980, 28630, 29039, 31084, 37772, 38855, 47215, 54397, 57260, 58078, 77710, 94430, 108794, 116156, 145195, 155420, 188860, 203273, 217588, 271985, 290390, 406546, 543970, 551741, 580780, 813092, 1016365, 1087940, 1103482, 2032730, 2206964, 2758705, 3862187, 4065460, 5517410, 7724374, 11034820, 15448748, 19310935, 38621870, 77243740]

約数ペア:

[(1, 77243740), (2, 38621870), (4, 19310935), (5, 15448748), (7, 11034820), (10, 7724374), (14, 5517410), (19, 4065460), (20, 3862187), (28, 2758705), (35, 2206964), (38, 2032730), (70, 1103482), (71, 1087940), (76, 1016365), (95, 813092), (133, 580780), (140, 551741), (142, 543970), (190, 406546), (266, 290390), (284, 271985), (355, 217588), (380, 203273), (409, 188860), (497, 155420), (532, 145195), (665, 116156), (710, 108794), (818, 94430), (994, 77710), (1330, 58078), (1349, 57260), (1420, 54397), (1636, 47215), (1988, 38855), (2045, 37772), (2485, 31084), (2660, 29039), (2698, 28630), (2863, 26980), (4090, 18886), (4970, 15542), (5396, 14315), (5726, 13490), (6745, 11452), (7771, 9940), (8180, 9443)]