438900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:54

約数の個数: 144

約数和(自身を含む): 1666560

約数和(自身を除く): 1227660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 25, 28, 30, 33, 35, 38, 42, 44, 50, 55, 57, 60, 66, 70, 75, 76, 77, 84, 95, 100, 105, 110, 114, 132, 133, 140, 150, 154, 165, 175, 190, 209, 210, 220, 228, 231, 266, 275, 285, 300, 308, 330, 350, 380, 385, 399, 418, 420, 462, 475, 525, 532, 550, 570, 627, 660, 665, 700, 770, 798, 825, 836, 924, 950, 1045, 1050, 1100, 1140, 1155, 1254, 1330, 1425, 1463, 1540, 1596, 1650, 1900, 1925, 1995, 2090, 2100, 2310, 2508, 2660, 2850, 2926, 3135, 3300, 3325, 3850, 3990, 4180, 4389, 4620, 5225, 5700, 5775, 5852, 6270, 6650, 7315, 7700, 7980, 8778, 9975, 10450, 11550, 12540, 13300, 14630, 15675, 17556, 19950, 20900, 21945, 23100, 29260, 31350, 36575, 39900, 43890, 62700, 73150, 87780, 109725, 146300, 219450, 438900]

約数ペア:

[(1, 438900), (2, 219450), (3, 146300), (4, 109725), (5, 87780), (6, 73150), (7, 62700), (10, 43890), (11, 39900), (12, 36575), (14, 31350), (15, 29260), (19, 23100), (20, 21945), (21, 20900), (22, 19950), (25, 17556), (28, 15675), (30, 14630), (33, 13300), (35, 12540), (38, 11550), (42, 10450), (44, 9975), (50, 8778), (55, 7980), (57, 7700), (60, 7315), (66, 6650), (70, 6270), (75, 5852), (76, 5775), (77, 5700), (84, 5225), (95, 4620), (100, 4389), (105, 4180), (110, 3990), (114, 3850), (132, 3325), (133, 3300), (140, 3135), (150, 2926), (154, 2850), (165, 2660), (175, 2508), (190, 2310), (209, 2100), (210, 2090), (220, 1995), (228, 1925), (231, 1900), (266, 1650), (275, 1596), (285, 1540), (300, 1463), (308, 1425), (330, 1330), (350, 1254), (380, 1155), (385, 1140), (399, 1100), (418, 1050), (420, 1045), (462, 950), (475, 924), (525, 836), (532, 825), (550, 798), (570, 770), (627, 700), (660, 665)]