157787840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:407

約数の個数: 168

約数和(自身を含む): 453450960

約数和(自身を除く): 295663120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 320, 347, 392, 406, 448, 464, 490, 560, 580, 694, 784, 812, 928, 980, 1015, 1120, 1160, 1388, 1421, 1568, 1624, 1735, 1856, 1960, 2030, 2240, 2320, 2429, 2776, 2842, 3136, 3248, 3470, 3920, 4060, 4640, 4858, 5552, 5684, 6496, 6940, 7105, 7840, 8120, 9280, 9716, 10063, 11104, 11368, 12145, 12992, 13880, 14210, 15680, 16240, 17003, 19432, 20126, 22208, 22736, 24290, 27760, 28420, 32480, 34006, 38864, 40252, 45472, 48580, 50315, 55520, 56840, 64960, 68012, 70441, 77728, 80504, 85015, 90944, 97160, 100630, 111040, 113680, 136024, 140882, 155456, 161008, 170030, 194320, 201260, 227360, 272048, 281764, 322016, 340060, 352205, 388640, 402520, 454720, 493087, 544096, 563528, 644032, 680120, 704410, 777280, 805040, 986174, 1088192, 1127056, 1360240, 1408820, 1610080, 1972348, 2254112, 2465435, 2720480, 2817640, 3220160, 3944696, 4508224, 4930870, 5440960, 5635280, 7889392, 9861740, 11270560, 15778784, 19723480, 22541120, 31557568, 39446960, 78893920, 157787840]

約数ペア:

[(1, 157787840), (2, 78893920), (4, 39446960), (5, 31557568), (7, 22541120), (8, 19723480), (10, 15778784), (14, 11270560), (16, 9861740), (20, 7889392), (28, 5635280), (29, 5440960), (32, 4930870), (35, 4508224), (40, 3944696), (49, 3220160), (56, 2817640), (58, 2720480), (64, 2465435), (70, 2254112), (80, 1972348), (98, 1610080), (112, 1408820), (116, 1360240), (140, 1127056), (145, 1088192), (160, 986174), (196, 805040), (203, 777280), (224, 704410), (232, 680120), (245, 644032), (280, 563528), (290, 544096), (320, 493087), (347, 454720), (392, 402520), (406, 388640), (448, 352205), (464, 340060), (490, 322016), (560, 281764), (580, 272048), (694, 227360), (784, 201260), (812, 194320), (928, 170030), (980, 161008), (1015, 155456), (1120, 140882), (1160, 136024), (1388, 113680), (1421, 111040), (1568, 100630), (1624, 97160), (1735, 90944), (1856, 85015), (1960, 80504), (2030, 77728), (2240, 70441), (2320, 68012), (2429, 64960), (2776, 56840), (2842, 55520), (3136, 50315), (3248, 48580), (3470, 45472), (3920, 40252), (4060, 38864), (4640, 34006), (4858, 32480), (5552, 28420), (5684, 27760), (6496, 24290), (6940, 22736), (7105, 22208), (7840, 20126), (8120, 19432), (9280, 17003), (9716, 16240), (10063, 15680), (11104, 14210), (11368, 13880), (12145, 12992)]