398220480

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19753}}^1$

素因数の和:19783

約数の個数: 168

約数和(自身を含む): 1565464992

約数和(自身を除く): 1167244512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19753, 20160, 39506, 59259, 79012, 98765, 118518, 138271, 158024, 177777, 197530, 237036, 276542, 296295, 316048, 355554, 395060, 414813, 474072, 553084, 592590, 632096, 691355, 711108, 790120, 829626, 888885, 948144, 1106168, 1185180, 1244439, 1264192, 1382710, 1422216, 1580240, 1659252, 1777770, 1896288, 2074065, 2212336, 2370360, 2488878, 2765420, 2844432, 3160480, 3318504, 3555540, 3792576, 4148130, 4424672, 4740720, 4977756, 5530840, 5688864, 6222195, 6320960, 6637008, 7111080, 8296260, 8849344, 9481440, 9955512, 11061680, 11377728, 12444390, 13274016, 14222160, 16592520, 18962880, 19911024, 22123360, 24888780, 26548032, 28444320, 33185040, 39822048, 44246720, 49777560, 56888640, 66370080, 79644096, 99555120, 132740160, 199110240, 398220480]

約数ペア:

[(1, 398220480), (2, 199110240), (3, 132740160), (4, 99555120), (5, 79644096), (6, 66370080), (7, 56888640), (8, 49777560), (9, 44246720), (10, 39822048), (12, 33185040), (14, 28444320), (15, 26548032), (16, 24888780), (18, 22123360), (20, 19911024), (21, 18962880), (24, 16592520), (28, 14222160), (30, 13274016), (32, 12444390), (35, 11377728), (36, 11061680), (40, 9955512), (42, 9481440), (45, 8849344), (48, 8296260), (56, 7111080), (60, 6637008), (63, 6320960), (64, 6222195), (70, 5688864), (72, 5530840), (80, 4977756), (84, 4740720), (90, 4424672), (96, 4148130), (105, 3792576), (112, 3555540), (120, 3318504), (126, 3160480), (140, 2844432), (144, 2765420), (160, 2488878), (168, 2370360), (180, 2212336), (192, 2074065), (210, 1896288), (224, 1777770), (240, 1659252), (252, 1580240), (280, 1422216), (288, 1382710), (315, 1264192), (320, 1244439), (336, 1185180), (360, 1106168), (420, 948144), (448, 888885), (480, 829626), (504, 790120), (560, 711108), (576, 691355), (630, 632096), (672, 592590), (720, 553084), (840, 474072), (960, 414813), (1008, 395060), (1120, 355554), (1260, 316048), (1344, 296295), (1440, 276542), (1680, 237036), (2016, 197530), (2240, 177777), (2520, 158024), (2880, 138271), (3360, 118518), (4032, 98765), (5040, 79012), (6720, 59259), (10080, 39506), (19753, 20160)]