391030740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1404

約数の個数: 144

約数和(自身を含む): 1251169920

約数和(自身を除く): 860139180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 732, 810, 915, 972, 1098, 1215, 1220, 1319, 1620, 1647, 1830, 2196, 2430, 2638, 2745, 3294, 3660, 3957, 4860, 4941, 5276, 5490, 6588, 6595, 7914, 8235, 9882, 10980, 11871, 13190, 14823, 15828, 16470, 19764, 19785, 23742, 24705, 26380, 29646, 32940, 35613, 39570, 47484, 49410, 59292, 59355, 71226, 74115, 79140, 80459, 98820, 106839, 118710, 142452, 148230, 160918, 178065, 213678, 237420, 241377, 296460, 320517, 321836, 356130, 402295, 427356, 482754, 534195, 641034, 712260, 724131, 804590, 965508, 1068390, 1206885, 1282068, 1448262, 1602585, 1609180, 2136780, 2172393, 2413770, 2896524, 3205170, 3620655, 4344786, 4827540, 6410340, 6517179, 7241310, 8689572, 10861965, 13034358, 14482620, 19551537, 21723930, 26068716, 32585895, 39103074, 43447860, 65171790, 78206148, 97757685, 130343580, 195515370, 391030740]

約数ペア:

[(1, 391030740), (2, 195515370), (3, 130343580), (4, 97757685), (5, 78206148), (6, 65171790), (9, 43447860), (10, 39103074), (12, 32585895), (15, 26068716), (18, 21723930), (20, 19551537), (27, 14482620), (30, 13034358), (36, 10861965), (45, 8689572), (54, 7241310), (60, 6517179), (61, 6410340), (81, 4827540), (90, 4344786), (108, 3620655), (122, 3205170), (135, 2896524), (162, 2413770), (180, 2172393), (183, 2136780), (243, 1609180), (244, 1602585), (270, 1448262), (305, 1282068), (324, 1206885), (366, 1068390), (405, 965508), (486, 804590), (540, 724131), (549, 712260), (610, 641034), (732, 534195), (810, 482754), (915, 427356), (972, 402295), (1098, 356130), (1215, 321836), (1220, 320517), (1319, 296460), (1620, 241377), (1647, 237420), (1830, 213678), (2196, 178065), (2430, 160918), (2638, 148230), (2745, 142452), (3294, 118710), (3660, 106839), (3957, 98820), (4860, 80459), (4941, 79140), (5276, 74115), (5490, 71226), (6588, 59355), (6595, 59292), (7914, 49410), (8235, 47484), (9882, 39570), (10980, 35613), (11871, 32940), (13190, 29646), (14823, 26380), (15828, 24705), (16470, 23742), (19764, 19785)]