441840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 1571328

約数和(自身を除く): 1129488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 263, 280, 336, 420, 526, 560, 789, 840, 1052, 1315, 1578, 1680, 1841, 2104, 2630, 3156, 3682, 3945, 4208, 5260, 5523, 6312, 7364, 7890, 9205, 10520, 11046, 12624, 14728, 15780, 18410, 21040, 22092, 27615, 29456, 31560, 36820, 44184, 55230, 63120, 73640, 88368, 110460, 147280, 220920, 441840]

約数ペア:

[(1, 441840), (2, 220920), (3, 147280), (4, 110460), (5, 88368), (6, 73640), (7, 63120), (8, 55230), (10, 44184), (12, 36820), (14, 31560), (15, 29456), (16, 27615), (20, 22092), (21, 21040), (24, 18410), (28, 15780), (30, 14728), (35, 12624), (40, 11046), (42, 10520), (48, 9205), (56, 7890), (60, 7364), (70, 6312), (80, 5523), (84, 5260), (105, 4208), (112, 3945), (120, 3682), (140, 3156), (168, 2630), (210, 2104), (240, 1841), (263, 1680), (280, 1578), (336, 1315), (420, 1052), (526, 840), (560, 789)]