54777760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 140192640

約数和(自身を除く): 85414880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 148, 152, 160, 185, 190, 296, 304, 370, 380, 487, 592, 608, 703, 740, 760, 974, 1184, 1406, 1480, 1520, 1948, 2435, 2812, 2960, 3040, 3515, 3896, 4870, 5624, 5920, 7030, 7792, 9253, 9740, 11248, 14060, 15584, 18019, 18506, 19480, 22496, 28120, 36038, 37012, 38960, 46265, 56240, 72076, 74024, 77920, 90095, 92530, 112480, 144152, 148048, 180190, 185060, 288304, 296096, 342361, 360380, 370120, 576608, 684722, 720760, 740240, 1369444, 1441520, 1480480, 1711805, 2738888, 2883040, 3423610, 5477776, 6847220, 10955552, 13694440, 27388880, 54777760]

約数ペア:

[(1, 54777760), (2, 27388880), (4, 13694440), (5, 10955552), (8, 6847220), (10, 5477776), (16, 3423610), (19, 2883040), (20, 2738888), (32, 1711805), (37, 1480480), (38, 1441520), (40, 1369444), (74, 740240), (76, 720760), (80, 684722), (95, 576608), (148, 370120), (152, 360380), (160, 342361), (185, 296096), (190, 288304), (296, 185060), (304, 180190), (370, 148048), (380, 144152), (487, 112480), (592, 92530), (608, 90095), (703, 77920), (740, 74024), (760, 72076), (974, 56240), (1184, 46265), (1406, 38960), (1480, 37012), (1520, 36038), (1948, 28120), (2435, 22496), (2812, 19480), (2960, 18506), (3040, 18019), (3515, 15584), (3896, 14060), (4870, 11248), (5624, 9740), (5920, 9253), (7030, 7792)]