391130580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 1206374400

約数和(自身を除く): 815243820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 79, 86, 95, 101, 114, 129, 158, 172, 190, 202, 215, 228, 237, 258, 285, 303, 316, 380, 395, 404, 430, 474, 505, 516, 570, 606, 645, 790, 817, 860, 948, 1010, 1140, 1185, 1212, 1290, 1501, 1515, 1580, 1634, 1919, 2020, 2370, 2451, 2580, 3002, 3030, 3268, 3397, 3838, 4085, 4343, 4503, 4740, 4902, 5757, 6004, 6060, 6794, 7505, 7676, 7979, 8170, 8686, 9006, 9595, 9804, 10191, 11514, 12255, 13029, 13588, 15010, 15958, 16340, 16985, 17372, 18012, 19190, 20382, 21715, 22515, 23028, 23937, 24510, 26058, 28785, 30020, 31916, 33970, 38380, 39895, 40764, 43430, 45030, 47874, 49020, 50955, 52116, 57570, 64543, 65145, 67940, 79790, 82517, 86860, 90060, 95748, 101910, 115140, 119685, 129086, 130290, 151601, 159580, 165034, 193629, 203820, 239370, 247551, 258172, 260580, 303202, 322715, 330068, 343097, 387258, 412585, 454803, 478740, 495102, 606404, 645430, 686194, 758005, 774516, 825170, 909606, 968145, 990204, 1029291, 1237755, 1290860, 1372388, 1516010, 1650340, 1715485, 1819212, 1936290, 2058582, 2274015, 2475510, 3032020, 3430970, 3872580, 4117164, 4548030, 4951020, 5146455, 6518843, 6861940, 9096060, 10292910, 13037686, 19556529, 20585820, 26075372, 32594215, 39113058, 65188430, 78226116, 97782645, 130376860, 195565290, 391130580]

約数ペア:

[(1, 391130580), (2, 195565290), (3, 130376860), (4, 97782645), (5, 78226116), (6, 65188430), (10, 39113058), (12, 32594215), (15, 26075372), (19, 20585820), (20, 19556529), (30, 13037686), (38, 10292910), (43, 9096060), (57, 6861940), (60, 6518843), (76, 5146455), (79, 4951020), (86, 4548030), (95, 4117164), (101, 3872580), (114, 3430970), (129, 3032020), (158, 2475510), (172, 2274015), (190, 2058582), (202, 1936290), (215, 1819212), (228, 1715485), (237, 1650340), (258, 1516010), (285, 1372388), (303, 1290860), (316, 1237755), (380, 1029291), (395, 990204), (404, 968145), (430, 909606), (474, 825170), (505, 774516), (516, 758005), (570, 686194), (606, 645430), (645, 606404), (790, 495102), (817, 478740), (860, 454803), (948, 412585), (1010, 387258), (1140, 343097), (1185, 330068), (1212, 322715), (1290, 303202), (1501, 260580), (1515, 258172), (1580, 247551), (1634, 239370), (1919, 203820), (2020, 193629), (2370, 165034), (2451, 159580), (2580, 151601), (3002, 130290), (3030, 129086), (3268, 119685), (3397, 115140), (3838, 101910), (4085, 95748), (4343, 90060), (4503, 86860), (4740, 82517), (4902, 79790), (5757, 67940), (6004, 65145), (6060, 64543), (6794, 57570), (7505, 52116), (7676, 50955), (7979, 49020), (8170, 47874), (8686, 45030), (9006, 43430), (9595, 40764), (9804, 39895), (10191, 38380), (11514, 33970), (12255, 31916), (13029, 30020), (13588, 28785), (15010, 26058), (15958, 24510), (16340, 23937), (16985, 23028), (17372, 22515), (18012, 21715), (19190, 20382)]