1777680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{823}}^1$

素因数の和:845

約数の個数: 80

約数和(自身を含む): 6130560

約数和(自身を除く): 4352880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 823, 1080, 1646, 2160, 2469, 3292, 4115, 4938, 6584, 7407, 8230, 9876, 12345, 13168, 14814, 16460, 19752, 22221, 24690, 29628, 32920, 37035, 39504, 44442, 49380, 59256, 65840, 74070, 88884, 98760, 111105, 118512, 148140, 177768, 197520, 222210, 296280, 355536, 444420, 592560, 888840, 1777680]

約数ペア:

[(1, 1777680), (2, 888840), (3, 592560), (4, 444420), (5, 355536), (6, 296280), (8, 222210), (9, 197520), (10, 177768), (12, 148140), (15, 118512), (16, 111105), (18, 98760), (20, 88884), (24, 74070), (27, 65840), (30, 59256), (36, 49380), (40, 44442), (45, 39504), (48, 37035), (54, 32920), (60, 29628), (72, 24690), (80, 22221), (90, 19752), (108, 16460), (120, 14814), (135, 13168), (144, 12345), (180, 9876), (216, 8230), (240, 7407), (270, 6584), (360, 4938), (432, 4115), (540, 3292), (720, 2469), (823, 2160), (1080, 1646)]