31989540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2593

約数の個数: 96

約数和(自身を含む): 102896640

約数和(自身を除く): 70907100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 2090, 2508, 2551, 3135, 4180, 5102, 6270, 7653, 10204, 12540, 12755, 15306, 25510, 28061, 30612, 38265, 48469, 51020, 56122, 76530, 84183, 96938, 112244, 140305, 145407, 153060, 168366, 193876, 242345, 280610, 290814, 336732, 420915, 484690, 533159, 561220, 581628, 727035, 841830, 969380, 1066318, 1454070, 1599477, 1683660, 2132636, 2665795, 2908140, 3198954, 5331590, 6397908, 7997385, 10663180, 15994770, 31989540]

約数ペア:

[(1, 31989540), (2, 15994770), (3, 10663180), (4, 7997385), (5, 6397908), (6, 5331590), (10, 3198954), (11, 2908140), (12, 2665795), (15, 2132636), (19, 1683660), (20, 1599477), (22, 1454070), (30, 1066318), (33, 969380), (38, 841830), (44, 727035), (55, 581628), (57, 561220), (60, 533159), (66, 484690), (76, 420915), (95, 336732), (110, 290814), (114, 280610), (132, 242345), (165, 193876), (190, 168366), (209, 153060), (220, 145407), (228, 140305), (285, 112244), (330, 96938), (380, 84183), (418, 76530), (570, 56122), (627, 51020), (660, 48469), (836, 38265), (1045, 30612), (1140, 28061), (1254, 25510), (2090, 15306), (2508, 12755), (2551, 12540), (3135, 10204), (4180, 7653), (5102, 6270)]