81703020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11443}}^1$

素因数の和:11479

約数の個数: 96

約数和(自身を含む): 276853248

約数和(自身を除く): 195150228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 11443, 22886, 34329, 45772, 57215, 68658, 80101, 114430, 137316, 160202, 171645, 194531, 228860, 240303, 320404, 343290, 389062, 400505, 480606, 583593, 686580, 778124, 801010, 961212, 972655, 1167186, 1201515, 1361717, 1602020, 1945310, 2334372, 2403030, 2723434, 2917965, 3890620, 4085151, 4806060, 5446868, 5835930, 6808585, 8170302, 11671860, 13617170, 16340604, 20425755, 27234340, 40851510, 81703020]

約数ペア:

[(1, 81703020), (2, 40851510), (3, 27234340), (4, 20425755), (5, 16340604), (6, 13617170), (7, 11671860), (10, 8170302), (12, 6808585), (14, 5835930), (15, 5446868), (17, 4806060), (20, 4085151), (21, 3890620), (28, 2917965), (30, 2723434), (34, 2403030), (35, 2334372), (42, 1945310), (51, 1602020), (60, 1361717), (68, 1201515), (70, 1167186), (84, 972655), (85, 961212), (102, 801010), (105, 778124), (119, 686580), (140, 583593), (170, 480606), (204, 400505), (210, 389062), (238, 343290), (255, 320404), (340, 240303), (357, 228860), (420, 194531), (476, 171645), (510, 160202), (595, 137316), (714, 114430), (1020, 80101), (1190, 68658), (1428, 57215), (1785, 45772), (2380, 34329), (3570, 22886), (7140, 11443)]