249296880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{829}}^1$

素因数の和:1031

約数の個数: 160

約数和(自身を含む): 889228800

約数和(自身を除く): 639931920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 179, 210, 240, 280, 336, 358, 420, 537, 560, 716, 829, 840, 895, 1074, 1253, 1432, 1658, 1680, 1790, 2148, 2487, 2506, 2685, 2864, 3316, 3580, 3759, 4145, 4296, 4974, 5012, 5370, 5803, 6265, 6632, 7160, 7518, 8290, 8592, 9948, 10024, 10740, 11606, 12435, 12530, 13264, 14320, 15036, 16580, 17409, 18795, 19896, 20048, 21480, 23212, 24870, 25060, 29015, 30072, 33160, 34818, 37590, 39792, 42960, 46424, 49740, 50120, 58030, 60144, 66320, 69636, 75180, 87045, 92848, 99480, 100240, 116060, 139272, 148391, 150360, 174090, 198960, 232120, 278544, 296782, 300720, 348180, 445173, 464240, 593564, 696360, 741955, 890346, 1038737, 1187128, 1392720, 1483910, 1780692, 2077474, 2225865, 2374256, 2967820, 3116211, 3561384, 4154948, 4451730, 5193685, 5935640, 6232422, 7122768, 8309896, 8903460, 10387370, 11871280, 12464844, 15581055, 16619792, 17806920, 20774740, 24929688, 31162110, 35613840, 41549480, 49859376, 62324220, 83098960, 124648440, 249296880]

約数ペア:

[(1, 249296880), (2, 124648440), (3, 83098960), (4, 62324220), (5, 49859376), (6, 41549480), (7, 35613840), (8, 31162110), (10, 24929688), (12, 20774740), (14, 17806920), (15, 16619792), (16, 15581055), (20, 12464844), (21, 11871280), (24, 10387370), (28, 8903460), (30, 8309896), (35, 7122768), (40, 6232422), (42, 5935640), (48, 5193685), (56, 4451730), (60, 4154948), (70, 3561384), (80, 3116211), (84, 2967820), (105, 2374256), (112, 2225865), (120, 2077474), (140, 1780692), (168, 1483910), (179, 1392720), (210, 1187128), (240, 1038737), (280, 890346), (336, 741955), (358, 696360), (420, 593564), (537, 464240), (560, 445173), (716, 348180), (829, 300720), (840, 296782), (895, 278544), (1074, 232120), (1253, 198960), (1432, 174090), (1658, 150360), (1680, 148391), (1790, 139272), (2148, 116060), (2487, 100240), (2506, 99480), (2685, 92848), (2864, 87045), (3316, 75180), (3580, 69636), (3759, 66320), (4145, 60144), (4296, 58030), (4974, 50120), (5012, 49740), (5370, 46424), (5803, 42960), (6265, 39792), (6632, 37590), (7160, 34818), (7518, 33160), (8290, 30072), (8592, 29015), (9948, 25060), (10024, 24870), (10740, 23212), (11606, 21480), (12435, 20048), (12530, 19896), (13264, 18795), (14320, 17409), (15036, 16580)]