277411920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26881}}^1$

素因数の和:26940

約数の個数: 80

約数和(自身を含む): 880009152

約数和(自身を除く): 602597232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 26881, 53762, 80643, 107524, 134405, 161286, 215048, 268810, 322572, 403215, 430096, 537620, 645144, 806430, 1075240, 1155883, 1290288, 1612860, 2150480, 2311766, 3225720, 3467649, 4623532, 5779415, 6451440, 6935298, 9247064, 11558830, 13870596, 17338245, 18494128, 23117660, 27741192, 34676490, 46235320, 55482384, 69352980, 92470640, 138705960, 277411920]

約数ペア:

[(1, 277411920), (2, 138705960), (3, 92470640), (4, 69352980), (5, 55482384), (6, 46235320), (8, 34676490), (10, 27741192), (12, 23117660), (15, 18494128), (16, 17338245), (20, 13870596), (24, 11558830), (30, 9247064), (40, 6935298), (43, 6451440), (48, 5779415), (60, 4623532), (80, 3467649), (86, 3225720), (120, 2311766), (129, 2150480), (172, 1612860), (215, 1290288), (240, 1155883), (258, 1075240), (344, 806430), (430, 645144), (516, 537620), (645, 430096), (688, 403215), (860, 322572), (1032, 268810), (1290, 215048), (1720, 161286), (2064, 134405), (2580, 107524), (3440, 80643), (5160, 53762), (10320, 26881)]