19675260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 68664960

約数和(自身を除く): 48989700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 523, 570, 627, 660, 684, 836, 855, 990, 1045, 1046, 1140, 1254, 1569, 1710, 1881, 1980, 2090, 2092, 2508, 2615, 3135, 3138, 3420, 3762, 4180, 4707, 5230, 5753, 6270, 6276, 7524, 7845, 9405, 9414, 9937, 10460, 11506, 12540, 15690, 17259, 18810, 18828, 19874, 23012, 23535, 28765, 29811, 31380, 34518, 37620, 39748, 47070, 49685, 51777, 57530, 59622, 69036, 86295, 89433, 94140, 99370, 103554, 109307, 115060, 119244, 149055, 172590, 178866, 198740, 207108, 218614, 258885, 298110, 327921, 345180, 357732, 437228, 447165, 517770, 546535, 596220, 655842, 894330, 983763, 1035540, 1093070, 1311684, 1639605, 1788660, 1967526, 2186140, 3279210, 3935052, 4918815, 6558420, 9837630, 19675260]

約数ペア:

[(1, 19675260), (2, 9837630), (3, 6558420), (4, 4918815), (5, 3935052), (6, 3279210), (9, 2186140), (10, 1967526), (11, 1788660), (12, 1639605), (15, 1311684), (18, 1093070), (19, 1035540), (20, 983763), (22, 894330), (30, 655842), (33, 596220), (36, 546535), (38, 517770), (44, 447165), (45, 437228), (55, 357732), (57, 345180), (60, 327921), (66, 298110), (76, 258885), (90, 218614), (95, 207108), (99, 198740), (110, 178866), (114, 172590), (132, 149055), (165, 119244), (171, 115060), (180, 109307), (190, 103554), (198, 99370), (209, 94140), (220, 89433), (228, 86295), (285, 69036), (330, 59622), (342, 57530), (380, 51777), (396, 49685), (418, 47070), (495, 39748), (523, 37620), (570, 34518), (627, 31380), (660, 29811), (684, 28765), (836, 23535), (855, 23012), (990, 19874), (1045, 18828), (1046, 18810), (1140, 17259), (1254, 15690), (1569, 12540), (1710, 11506), (1881, 10460), (1980, 9937), (2090, 9414), (2092, 9405), (2508, 7845), (2615, 7524), (3135, 6276), (3138, 6270), (3420, 5753), (3762, 5230), (4180, 4707)]