80451730380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191551739}}^1$

素因数の和:191551758

約数の個数: 48

約数和(自身を含む): 257445538560

約数和(自身を除く): 176993808180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 191551739, 383103478, 574655217, 766206956, 957758695, 1149310434, 1340862173, 1915517390, 2298620868, 2681724346, 2873276085, 3831034780, 4022586519, 5363448692, 5746552170, 6704310865, 8045173038, 11493104340, 13408621730, 16090346076, 20112932595, 26817243460, 40225865190, 80451730380]

約数ペア:

[(1, 80451730380), (2, 40225865190), (3, 26817243460), (4, 20112932595), (5, 16090346076), (6, 13408621730), (7, 11493104340), (10, 8045173038), (12, 6704310865), (14, 5746552170), (15, 5363448692), (20, 4022586519), (21, 3831034780), (28, 2873276085), (30, 2681724346), (35, 2298620868), (42, 1915517390), (60, 1340862173), (70, 1149310434), (84, 957758695), (105, 766206956), (140, 574655217), (210, 383103478), (420, 191551739)]