79987440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 160

約数和(自身を含む): 275982336

約数和(自身を除く): 195994896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 827, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1654, 1860, 2015, 2418, 2480, 2481, 3120, 3224, 3308, 3720, 4030, 4135, 4836, 4962, 6045, 6448, 6616, 7440, 8060, 8270, 9672, 9924, 10751, 12090, 12405, 13232, 16120, 16540, 19344, 19848, 21502, 24180, 24810, 25637, 32240, 32253, 33080, 39696, 43004, 48360, 49620, 51274, 53755, 64506, 66160, 76911, 86008, 96720, 99240, 102548, 107510, 128185, 129012, 153822, 161265, 172016, 198480, 205096, 215020, 256370, 258024, 307644, 322530, 333281, 384555, 410192, 430040, 512740, 516048, 615288, 645060, 666562, 769110, 860080, 999843, 1025480, 1230576, 1290120, 1333124, 1538220, 1666405, 1999686, 2050960, 2580240, 2666248, 3076440, 3332810, 3999372, 4999215, 5332496, 6152880, 6665620, 7998744, 9998430, 13331240, 15997488, 19996860, 26662480, 39993720, 79987440]

約数ペア:

[(1, 79987440), (2, 39993720), (3, 26662480), (4, 19996860), (5, 15997488), (6, 13331240), (8, 9998430), (10, 7998744), (12, 6665620), (13, 6152880), (15, 5332496), (16, 4999215), (20, 3999372), (24, 3332810), (26, 3076440), (30, 2666248), (31, 2580240), (39, 2050960), (40, 1999686), (48, 1666405), (52, 1538220), (60, 1333124), (62, 1290120), (65, 1230576), (78, 1025480), (80, 999843), (93, 860080), (104, 769110), (120, 666562), (124, 645060), (130, 615288), (155, 516048), (156, 512740), (186, 430040), (195, 410192), (208, 384555), (240, 333281), (248, 322530), (260, 307644), (310, 258024), (312, 256370), (372, 215020), (390, 205096), (403, 198480), (465, 172016), (496, 161265), (520, 153822), (620, 129012), (624, 128185), (744, 107510), (780, 102548), (806, 99240), (827, 96720), (930, 86008), (1040, 76911), (1209, 66160), (1240, 64506), (1488, 53755), (1560, 51274), (1612, 49620), (1654, 48360), (1860, 43004), (2015, 39696), (2418, 33080), (2480, 32253), (2481, 32240), (3120, 25637), (3224, 24810), (3308, 24180), (3720, 21502), (4030, 19848), (4135, 19344), (4836, 16540), (4962, 16120), (6045, 13232), (6448, 12405), (6616, 12090), (7440, 10751), (8060, 9924), (8270, 9672)]