15697824520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{2539}}^1$

素因数の和:2939

約数の個数: 128

約数和(自身を含む): 41082163200

約数和(自身を除く): 25384338680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 311, 355, 497, 568, 622, 710, 994, 1244, 1420, 1555, 1988, 2177, 2485, 2488, 2539, 2840, 3110, 3976, 4354, 4970, 5078, 6220, 8708, 9940, 10156, 10885, 12440, 12695, 17416, 17773, 19880, 20312, 21770, 22081, 25390, 35546, 43540, 44162, 50780, 71092, 87080, 88324, 88865, 101560, 110405, 142184, 154567, 176648, 177730, 180269, 220810, 309134, 355460, 360538, 441620, 618268, 710920, 721076, 772835, 789629, 883240, 901345, 1236536, 1261883, 1442152, 1545670, 1579258, 1802690, 2523766, 3091340, 3158516, 3605380, 3948145, 5047532, 5527403, 6182680, 6309415, 6317032, 7210760, 7896290, 10095064, 11054806, 12618830, 15792580, 22109612, 25237660, 27637015, 31585160, 44219224, 50475320, 55274030, 56063659, 110548060, 112127318, 221096120, 224254636, 280318295, 392445613, 448509272, 560636590, 784891226, 1121273180, 1569782452, 1962228065, 2242546360, 3139564904, 3924456130, 7848912260, 15697824520]

約数ペア:

[(1, 15697824520), (2, 7848912260), (4, 3924456130), (5, 3139564904), (7, 2242546360), (8, 1962228065), (10, 1569782452), (14, 1121273180), (20, 784891226), (28, 560636590), (35, 448509272), (40, 392445613), (56, 280318295), (70, 224254636), (71, 221096120), (140, 112127318), (142, 110548060), (280, 56063659), (284, 55274030), (311, 50475320), (355, 44219224), (497, 31585160), (568, 27637015), (622, 25237660), (710, 22109612), (994, 15792580), (1244, 12618830), (1420, 11054806), (1555, 10095064), (1988, 7896290), (2177, 7210760), (2485, 6317032), (2488, 6309415), (2539, 6182680), (2840, 5527403), (3110, 5047532), (3976, 3948145), (4354, 3605380), (4970, 3158516), (5078, 3091340), (6220, 2523766), (8708, 1802690), (9940, 1579258), (10156, 1545670), (10885, 1442152), (12440, 1261883), (12695, 1236536), (17416, 901345), (17773, 883240), (19880, 789629), (20312, 772835), (21770, 721076), (22081, 710920), (25390, 618268), (35546, 441620), (43540, 360538), (44162, 355460), (50780, 309134), (71092, 220810), (87080, 180269), (88324, 177730), (88865, 176648), (101560, 154567), (110405, 142184)]