639151560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{197269}}^1$

素因数の和:197292

約数の個数: 80

約数和(自身を含む): 2148270300

約数和(自身を除く): 1509118740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 197269, 394538, 591807, 789076, 986345, 1183614, 1578152, 1775421, 1972690, 2367228, 2959035, 3550842, 3945380, 4734456, 5326263, 5918070, 7101684, 7890760, 8877105, 10652526, 11836140, 14203368, 15978789, 17754210, 21305052, 23672280, 26631315, 31957578, 35508420, 42610104, 53262630, 63915156, 71016840, 79893945, 106525260, 127830312, 159787890, 213050520, 319575780, 639151560]

約数ペア:

[(1, 639151560), (2, 319575780), (3, 213050520), (4, 159787890), (5, 127830312), (6, 106525260), (8, 79893945), (9, 71016840), (10, 63915156), (12, 53262630), (15, 42610104), (18, 35508420), (20, 31957578), (24, 26631315), (27, 23672280), (30, 21305052), (36, 17754210), (40, 15978789), (45, 14203368), (54, 11836140), (60, 10652526), (72, 8877105), (81, 7890760), (90, 7101684), (108, 5918070), (120, 5326263), (135, 4734456), (162, 3945380), (180, 3550842), (216, 2959035), (270, 2367228), (324, 1972690), (360, 1775421), (405, 1578152), (540, 1183614), (648, 986345), (810, 789076), (1080, 591807), (1620, 394538), (3240, 197269)]