391129680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{2473}}^1$

素因数の和:3148

約数の個数: 80

約数和(自身を含む): 1214832960

約数和(自身を除く): 823703280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 659, 1318, 1977, 2473, 2636, 3295, 3954, 4946, 5272, 6590, 7419, 7908, 9885, 9892, 10544, 12365, 13180, 14838, 15816, 19770, 19784, 24730, 26360, 29676, 31632, 37095, 39540, 39568, 49460, 52720, 59352, 74190, 79080, 98920, 118704, 148380, 158160, 197840, 296760, 593520, 1629707, 3259414, 4889121, 6518828, 8148535, 9778242, 13037656, 16297070, 19556484, 24445605, 26075312, 32594140, 39112968, 48891210, 65188280, 78225936, 97782420, 130376560, 195564840, 391129680]

約数ペア:

[(1, 391129680), (2, 195564840), (3, 130376560), (4, 97782420), (5, 78225936), (6, 65188280), (8, 48891210), (10, 39112968), (12, 32594140), (15, 26075312), (16, 24445605), (20, 19556484), (24, 16297070), (30, 13037656), (40, 9778242), (48, 8148535), (60, 6518828), (80, 4889121), (120, 3259414), (240, 1629707), (659, 593520), (1318, 296760), (1977, 197840), (2473, 158160), (2636, 148380), (3295, 118704), (3954, 98920), (4946, 79080), (5272, 74190), (6590, 59352), (7419, 52720), (7908, 49460), (9885, 39568), (9892, 39540), (10544, 37095), (12365, 31632), (13180, 29676), (14838, 26360), (15816, 24730), (19770, 19784)]