321146640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1126

約数の個数: 160

約数和(自身を含む): 1114392960

約数和(自身を除く): 793246320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 157, 180, 216, 240, 270, 314, 360, 432, 471, 540, 628, 720, 785, 942, 947, 1080, 1256, 1413, 1570, 1884, 1894, 2160, 2355, 2512, 2826, 2841, 3140, 3768, 3788, 4239, 4710, 4735, 5652, 5682, 6280, 7065, 7536, 7576, 8478, 8523, 9420, 9470, 11304, 11364, 12560, 14130, 14205, 15152, 16956, 17046, 18840, 18940, 21195, 22608, 22728, 25569, 28260, 28410, 33912, 34092, 37680, 37880, 42390, 42615, 45456, 51138, 56520, 56820, 67824, 68184, 75760, 84780, 85230, 102276, 113040, 113640, 127845, 136368, 148679, 169560, 170460, 204552, 227280, 255690, 297358, 339120, 340920, 409104, 446037, 511380, 594716, 681840, 743395, 892074, 1022760, 1189432, 1338111, 1486790, 1784148, 2045520, 2230185, 2378864, 2676222, 2973580, 3568296, 4014333, 4460370, 5352444, 5947160, 6690555, 7136592, 8028666, 8920740, 10704888, 11894320, 13381110, 16057332, 17841480, 20071665, 21409776, 26762220, 32114664, 35682960, 40143330, 53524440, 64229328, 80286660, 107048880, 160573320, 321146640]

約数ペア:

[(1, 321146640), (2, 160573320), (3, 107048880), (4, 80286660), (5, 64229328), (6, 53524440), (8, 40143330), (9, 35682960), (10, 32114664), (12, 26762220), (15, 21409776), (16, 20071665), (18, 17841480), (20, 16057332), (24, 13381110), (27, 11894320), (30, 10704888), (36, 8920740), (40, 8028666), (45, 7136592), (48, 6690555), (54, 5947160), (60, 5352444), (72, 4460370), (80, 4014333), (90, 3568296), (108, 2973580), (120, 2676222), (135, 2378864), (144, 2230185), (157, 2045520), (180, 1784148), (216, 1486790), (240, 1338111), (270, 1189432), (314, 1022760), (360, 892074), (432, 743395), (471, 681840), (540, 594716), (628, 511380), (720, 446037), (785, 409104), (942, 340920), (947, 339120), (1080, 297358), (1256, 255690), (1413, 227280), (1570, 204552), (1884, 170460), (1894, 169560), (2160, 148679), (2355, 136368), (2512, 127845), (2826, 113640), (2841, 113040), (3140, 102276), (3768, 85230), (3788, 84780), (4239, 75760), (4710, 68184), (4735, 67824), (5652, 56820), (5682, 56520), (6280, 51138), (7065, 45456), (7536, 42615), (7576, 42390), (8478, 37880), (8523, 37680), (9420, 34092), (9470, 33912), (11304, 28410), (11364, 28260), (12560, 25569), (14130, 22728), (14205, 22608), (15152, 21195), (16956, 18940), (17046, 18840)]