165556860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{983}}^1$

素因数の和:1403

約数の個数: 96

約数和(自身を含む): 531643392

約数和(自身を除く): 366086532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 401, 420, 802, 983, 1203, 1604, 1966, 2005, 2406, 2807, 2949, 3932, 4010, 4812, 4915, 5614, 5898, 6015, 6881, 8020, 8421, 9830, 11228, 11796, 12030, 13762, 14035, 14745, 16842, 19660, 20643, 24060, 27524, 28070, 29490, 33684, 34405, 41286, 42105, 56140, 58980, 68810, 82572, 84210, 103215, 137620, 168420, 206430, 394183, 412860, 788366, 1182549, 1576732, 1970915, 2365098, 2759281, 3941830, 4730196, 5518562, 5912745, 7883660, 8277843, 11037124, 11825490, 13796405, 16555686, 23650980, 27592810, 33111372, 41389215, 55185620, 82778430, 165556860]

約数ペア:

[(1, 165556860), (2, 82778430), (3, 55185620), (4, 41389215), (5, 33111372), (6, 27592810), (7, 23650980), (10, 16555686), (12, 13796405), (14, 11825490), (15, 11037124), (20, 8277843), (21, 7883660), (28, 5912745), (30, 5518562), (35, 4730196), (42, 3941830), (60, 2759281), (70, 2365098), (84, 1970915), (105, 1576732), (140, 1182549), (210, 788366), (401, 412860), (420, 394183), (802, 206430), (983, 168420), (1203, 137620), (1604, 103215), (1966, 84210), (2005, 82572), (2406, 68810), (2807, 58980), (2949, 56140), (3932, 42105), (4010, 41286), (4812, 34405), (4915, 33684), (5614, 29490), (5898, 28070), (6015, 27524), (6881, 24060), (8020, 20643), (8421, 19660), (9830, 16842), (11228, 14745), (11796, 14035), (12030, 13762)]