15175120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 37854720

約数和(自身を除く): 22679600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 211, 232, 248, 290, 310, 422, 464, 496, 580, 620, 844, 899, 1055, 1160, 1240, 1688, 1798, 2110, 2320, 2480, 3376, 3596, 4220, 4495, 6119, 6541, 7192, 8440, 8990, 12238, 13082, 14384, 16880, 17980, 24476, 26164, 30595, 32705, 35960, 48952, 52328, 61190, 65410, 71920, 97904, 104656, 122380, 130820, 189689, 244760, 261640, 379378, 489520, 523280, 758756, 948445, 1517512, 1896890, 3035024, 3793780, 7587560, 15175120]

約数ペア:

[(1, 15175120), (2, 7587560), (4, 3793780), (5, 3035024), (8, 1896890), (10, 1517512), (16, 948445), (20, 758756), (29, 523280), (31, 489520), (40, 379378), (58, 261640), (62, 244760), (80, 189689), (116, 130820), (124, 122380), (145, 104656), (155, 97904), (211, 71920), (232, 65410), (248, 61190), (290, 52328), (310, 48952), (422, 35960), (464, 32705), (496, 30595), (580, 26164), (620, 24476), (844, 17980), (899, 16880), (1055, 14384), (1160, 13082), (1240, 12238), (1688, 8990), (1798, 8440), (2110, 7192), (2320, 6541), (2480, 6119), (3376, 4495), (3596, 4220)]