123246520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 288943200

約数和(自身を除く): 165696680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 181, 232, 290, 362, 580, 587, 724, 905, 1160, 1174, 1448, 1810, 2348, 2935, 3620, 4696, 5249, 5870, 7240, 10498, 11740, 17023, 20996, 23480, 26245, 34046, 41992, 52490, 68092, 85115, 104980, 106247, 136184, 170230, 209960, 212494, 340460, 424988, 531235, 680920, 849976, 1062470, 2124940, 3081163, 4249880, 6162326, 12324652, 15405815, 24649304, 30811630, 61623260, 123246520]

約数ペア:

[(1, 123246520), (2, 61623260), (4, 30811630), (5, 24649304), (8, 15405815), (10, 12324652), (20, 6162326), (29, 4249880), (40, 3081163), (58, 2124940), (116, 1062470), (145, 849976), (181, 680920), (232, 531235), (290, 424988), (362, 340460), (580, 212494), (587, 209960), (724, 170230), (905, 136184), (1160, 106247), (1174, 104980), (1448, 85115), (1810, 68092), (2348, 52490), (2935, 41992), (3620, 34046), (4696, 26245), (5249, 23480), (5870, 20996), (7240, 17023), (10498, 11740)]