69178140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5413}}^1$

素因数の和:5499

約数の個数: 72

約数和(自身を含む): 212835168

約数和(自身を除く): 143657028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5413, 6390, 10826, 12780, 16239, 21652, 27065, 32478, 48717, 54130, 64956, 81195, 97434, 108260, 162390, 194868, 243585, 324780, 384323, 487170, 768646, 974340, 1152969, 1537292, 1921615, 2305938, 3458907, 3843230, 4611876, 5764845, 6917814, 7686460, 11529690, 13835628, 17294535, 23059380, 34589070, 69178140]

約数ペア:

[(1, 69178140), (2, 34589070), (3, 23059380), (4, 17294535), (5, 13835628), (6, 11529690), (9, 7686460), (10, 6917814), (12, 5764845), (15, 4611876), (18, 3843230), (20, 3458907), (30, 2305938), (36, 1921615), (45, 1537292), (60, 1152969), (71, 974340), (90, 768646), (142, 487170), (180, 384323), (213, 324780), (284, 243585), (355, 194868), (426, 162390), (639, 108260), (710, 97434), (852, 81195), (1065, 64956), (1278, 54130), (1420, 48717), (2130, 32478), (2556, 27065), (3195, 21652), (4260, 16239), (5413, 12780), (6390, 10826)]