747767120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1429}}^1$

素因数の和:1684

約数の個数: 80

約数和(自身を含む): 1804408320

約数和(自身を除く): 1056641200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 211, 248, 310, 422, 496, 620, 844, 1055, 1240, 1429, 1688, 2110, 2480, 2858, 3376, 4220, 5716, 6541, 7145, 8440, 11432, 13082, 14290, 16880, 22864, 26164, 28580, 32705, 44299, 52328, 57160, 65410, 88598, 104656, 114320, 130820, 177196, 221495, 261640, 301519, 354392, 442990, 523280, 603038, 708784, 885980, 1206076, 1507595, 1771960, 2412152, 3015190, 3543920, 4824304, 6030380, 9347089, 12060760, 18694178, 24121520, 37388356, 46735445, 74776712, 93470890, 149553424, 186941780, 373883560, 747767120]

約数ペア:

[(1, 747767120), (2, 373883560), (4, 186941780), (5, 149553424), (8, 93470890), (10, 74776712), (16, 46735445), (20, 37388356), (31, 24121520), (40, 18694178), (62, 12060760), (80, 9347089), (124, 6030380), (155, 4824304), (211, 3543920), (248, 3015190), (310, 2412152), (422, 1771960), (496, 1507595), (620, 1206076), (844, 885980), (1055, 708784), (1240, 603038), (1429, 523280), (1688, 442990), (2110, 354392), (2480, 301519), (2858, 261640), (3376, 221495), (4220, 177196), (5716, 130820), (6541, 114320), (7145, 104656), (8440, 88598), (11432, 65410), (13082, 57160), (14290, 52328), (16880, 44299), (22864, 32705), (26164, 28580)]