253931160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{302299}}^1$

素因数の和:302320

約数の個数: 64

約数和(自身を含む): 870624000

約数和(自身を除く): 616692840

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, 302299, 604598, 906897, 1209196, 1511495, 1813794, 2116093, 2418392, 3022990, 3627588, 4232186, 4534485, 6045980, 6348279, 7255176, 8464372, 9068970, 10580465, 12091960, 12696558, 16928744, 18137940, 21160930, 25393116, 31741395, 36275880, 42321860, 50786232, 63482790, 84643720, 126965580, 253931160]

約数ペア:

[(1, 253931160), (2, 126965580), (3, 84643720), (4, 63482790), (5, 50786232), (6, 42321860), (7, 36275880), (8, 31741395), (10, 25393116), (12, 21160930), (14, 18137940), (15, 16928744), (20, 12696558), (21, 12091960), (24, 10580465), (28, 9068970), (30, 8464372), (35, 7255176), (40, 6348279), (42, 6045980), (56, 4534485), (60, 4232186), (70, 3627588), (84, 3022990), (105, 2418392), (120, 2116093), (140, 1813794), (168, 1511495), (210, 1209196), (280, 906897), (420, 604598), (840, 302299)]