159873840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31721}}^1$

素因数の和:31747

約数の個数: 120

約数和(自身を含む): 613630368

約数和(自身を除く): 453756528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 31721, 63442, 95163, 126884, 158605, 190326, 222047, 253768, 285489, 317210, 380652, 444094, 475815, 507536, 570978, 634420, 666141, 761304, 888188, 951630, 1110235, 1141956, 1268840, 1332282, 1427445, 1522608, 1776376, 1903260, 1998423, 2220470, 2283912, 2537680, 2664564, 2854890, 3330705, 3552752, 3806520, 3996846, 4440940, 4567824, 5329128, 5709780, 6661410, 7613040, 7993692, 8881880, 9992115, 10658256, 11419560, 13322820, 15987384, 17763760, 19984230, 22839120, 26645640, 31974768, 39968460, 53291280, 79936920, 159873840]

約数ペア:

[(1, 159873840), (2, 79936920), (3, 53291280), (4, 39968460), (5, 31974768), (6, 26645640), (7, 22839120), (8, 19984230), (9, 17763760), (10, 15987384), (12, 13322820), (14, 11419560), (15, 10658256), (16, 9992115), (18, 8881880), (20, 7993692), (21, 7613040), (24, 6661410), (28, 5709780), (30, 5329128), (35, 4567824), (36, 4440940), (40, 3996846), (42, 3806520), (45, 3552752), (48, 3330705), (56, 2854890), (60, 2664564), (63, 2537680), (70, 2283912), (72, 2220470), (80, 1998423), (84, 1903260), (90, 1776376), (105, 1522608), (112, 1427445), (120, 1332282), (126, 1268840), (140, 1141956), (144, 1110235), (168, 951630), (180, 888188), (210, 761304), (240, 666141), (252, 634420), (280, 570978), (315, 507536), (336, 475815), (360, 444094), (420, 380652), (504, 317210), (560, 285489), (630, 253768), (720, 222047), (840, 190326), (1008, 158605), (1260, 126884), (1680, 95163), (2520, 63442), (5040, 31721)]