78669840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1811}}^1$

素因数の和:2008

約数の個数: 80

約数和(自身を含む): 245359296

約数和(自身を除く): 166689456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 181, 240, 362, 543, 724, 905, 1086, 1448, 1810, 1811, 2172, 2715, 2896, 3620, 3622, 4344, 5430, 5433, 7240, 7244, 8688, 9055, 10860, 10866, 14480, 14488, 18110, 21720, 21732, 27165, 28976, 36220, 43440, 43464, 54330, 72440, 86928, 108660, 144880, 217320, 327791, 434640, 655582, 983373, 1311164, 1638955, 1966746, 2622328, 3277910, 3933492, 4916865, 5244656, 6555820, 7866984, 9833730, 13111640, 15733968, 19667460, 26223280, 39334920, 78669840]

約数ペア:

[(1, 78669840), (2, 39334920), (3, 26223280), (4, 19667460), (5, 15733968), (6, 13111640), (8, 9833730), (10, 7866984), (12, 6555820), (15, 5244656), (16, 4916865), (20, 3933492), (24, 3277910), (30, 2622328), (40, 1966746), (48, 1638955), (60, 1311164), (80, 983373), (120, 655582), (181, 434640), (240, 327791), (362, 217320), (543, 144880), (724, 108660), (905, 86928), (1086, 72440), (1448, 54330), (1810, 43464), (1811, 43440), (2172, 36220), (2715, 28976), (2896, 27165), (3620, 21732), (3622, 21720), (4344, 18110), (5430, 14488), (5433, 14480), (7240, 10866), (7244, 10860), (8688, 9055)]