1293886260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{20023}}^1$

素因数の和:20397

約数の個数: 72

約数和(自身を含む): 3935917440

約数和(自身を除く): 2642031180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 718, 1077, 1436, 1795, 2154, 3231, 3590, 4308, 5385, 6462, 7180, 10770, 12924, 16155, 20023, 21540, 32310, 40046, 60069, 64620, 80092, 100115, 120138, 180207, 200230, 240276, 300345, 360414, 400460, 600690, 720828, 901035, 1201380, 1802070, 3604140, 7188257, 14376514, 21564771, 28753028, 35941285, 43129542, 64694313, 71882570, 86259084, 107823855, 129388626, 143765140, 215647710, 258777252, 323471565, 431295420, 646943130, 1293886260]

約数ペア:

[(1, 1293886260), (2, 646943130), (3, 431295420), (4, 323471565), (5, 258777252), (6, 215647710), (9, 143765140), (10, 129388626), (12, 107823855), (15, 86259084), (18, 71882570), (20, 64694313), (30, 43129542), (36, 35941285), (45, 28753028), (60, 21564771), (90, 14376514), (180, 7188257), (359, 3604140), (718, 1802070), (1077, 1201380), (1436, 901035), (1795, 720828), (2154, 600690), (3231, 400460), (3590, 360414), (4308, 300345), (5385, 240276), (6462, 200230), (7180, 180207), (10770, 120138), (12924, 100115), (16155, 80092), (20023, 64620), (21540, 60069), (32310, 40046)]