419212920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{499063}}^1$

素因数の和:499084

約数の個数: 64

約数和(自身を含む): 1437304320

約数和(自身を除く): 1018091400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 499063, 998126, 1497189, 1996252, 2495315, 2994378, 3493441, 3992504, 4990630, 5988756, 6986882, 7485945, 9981260, 10480323, 11977512, 13973764, 14971890, 17467205, 19962520, 20960646, 27947528, 29943780, 34934410, 41921292, 52401615, 59887560, 69868820, 83842584, 104803230, 139737640, 209606460, 419212920]

約数ペア:

[(1, 419212920), (2, 209606460), (3, 139737640), (4, 104803230), (5, 83842584), (6, 69868820), (7, 59887560), (8, 52401615), (10, 41921292), (12, 34934410), (14, 29943780), (15, 27947528), (20, 20960646), (21, 19962520), (24, 17467205), (28, 14971890), (30, 13973764), (35, 11977512), (40, 10480323), (42, 9981260), (56, 7485945), (60, 6986882), (70, 5988756), (84, 4990630), (105, 3992504), (120, 3493441), (140, 2994378), (168, 2495315), (210, 1996252), (280, 1497189), (420, 998126), (840, 499063)]