1780141800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:700

約数の個数: 192

約数和(自身を含む): 5745168000

約数和(自身を除く): 3965026200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 145, 150, 174, 200, 232, 263, 290, 300, 348, 389, 435, 526, 580, 600, 696, 725, 778, 789, 870, 1052, 1160, 1167, 1315, 1450, 1556, 1578, 1740, 1945, 2104, 2175, 2334, 2630, 2900, 3112, 3156, 3480, 3890, 3945, 4350, 4668, 5260, 5800, 5835, 6312, 6575, 7627, 7780, 7890, 8700, 9336, 9725, 10520, 11281, 11670, 13150, 15254, 15560, 15780, 17400, 19450, 19725, 22562, 22881, 23340, 26300, 29175, 30508, 31560, 33843, 38135, 38900, 39450, 45124, 45762, 46680, 52600, 56405, 58350, 61016, 67686, 76270, 77800, 78900, 90248, 91524, 102307, 112810, 114405, 116700, 135372, 152540, 157800, 169215, 183048, 190675, 204614, 225620, 228810, 233400, 270744, 282025, 305080, 306921, 338430, 381350, 409228, 451240, 457620, 511535, 564050, 572025, 613842, 676860, 762700, 818456, 846075, 915240, 1023070, 1128100, 1144050, 1227684, 1353720, 1525400, 1534605, 1692150, 2046140, 2256200, 2288100, 2455368, 2557675, 2966903, 3069210, 3384300, 4092280, 4576200, 5115350, 5933806, 6138420, 6768600, 7673025, 8900709, 10230700, 11867612, 12276840, 14834515, 15346050, 17801418, 20461400, 23735224, 29669030, 30692100, 35602836, 44503545, 59338060, 61384200, 71205672, 74172575, 89007090, 118676120, 148345150, 178014180, 222517725, 296690300, 356028360, 445035450, 593380600, 890070900, 1780141800]

約数ペア:

[(1, 1780141800), (2, 890070900), (3, 593380600), (4, 445035450), (5, 356028360), (6, 296690300), (8, 222517725), (10, 178014180), (12, 148345150), (15, 118676120), (20, 89007090), (24, 74172575), (25, 71205672), (29, 61384200), (30, 59338060), (40, 44503545), (50, 35602836), (58, 30692100), (60, 29669030), (75, 23735224), (87, 20461400), (100, 17801418), (116, 15346050), (120, 14834515), (145, 12276840), (150, 11867612), (174, 10230700), (200, 8900709), (232, 7673025), (263, 6768600), (290, 6138420), (300, 5933806), (348, 5115350), (389, 4576200), (435, 4092280), (526, 3384300), (580, 3069210), (600, 2966903), (696, 2557675), (725, 2455368), (778, 2288100), (789, 2256200), (870, 2046140), (1052, 1692150), (1160, 1534605), (1167, 1525400), (1315, 1353720), (1450, 1227684), (1556, 1144050), (1578, 1128100), (1740, 1023070), (1945, 915240), (2104, 846075), (2175, 818456), (2334, 762700), (2630, 676860), (2900, 613842), (3112, 572025), (3156, 564050), (3480, 511535), (3890, 457620), (3945, 451240), (4350, 409228), (4668, 381350), (5260, 338430), (5800, 306921), (5835, 305080), (6312, 282025), (6575, 270744), (7627, 233400), (7780, 228810), (7890, 225620), (8700, 204614), (9336, 190675), (9725, 183048), (10520, 169215), (11281, 157800), (11670, 152540), (13150, 135372), (15254, 116700), (15560, 114405), (15780, 112810), (17400, 102307), (19450, 91524), (19725, 90248), (22562, 78900), (22881, 77800), (23340, 76270), (26300, 67686), (29175, 61016), (30508, 58350), (31560, 56405), (33843, 52600), (38135, 46680), (38900, 45762), (39450, 45124)]