320580720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{769}}^1$

素因数の和:984

約数の個数: 160

約数和(自身を含む): 1111387200

約数和(自身を除く): 790806480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 193, 216, 240, 270, 360, 386, 432, 540, 579, 720, 769, 772, 965, 1080, 1158, 1538, 1544, 1737, 1930, 2160, 2307, 2316, 2895, 3076, 3088, 3474, 3845, 3860, 4614, 4632, 5211, 5790, 6152, 6921, 6948, 7690, 7720, 8685, 9228, 9264, 10422, 11535, 11580, 12304, 13842, 13896, 15380, 15440, 17370, 18456, 20763, 20844, 23070, 23160, 26055, 27684, 27792, 30760, 34605, 34740, 36912, 41526, 41688, 46140, 46320, 52110, 55368, 61520, 69210, 69480, 83052, 83376, 92280, 103815, 104220, 110736, 138420, 138960, 148417, 166104, 184560, 207630, 208440, 276840, 296834, 332208, 415260, 416880, 445251, 553680, 593668, 742085, 830520, 890502, 1187336, 1335753, 1484170, 1661040, 1781004, 2226255, 2374672, 2671506, 2968340, 3562008, 4007259, 4452510, 5343012, 5936680, 6678765, 7124016, 8014518, 8905020, 10686024, 11873360, 13357530, 16029036, 17810040, 20036295, 21372048, 26715060, 32058072, 35620080, 40072590, 53430120, 64116144, 80145180, 106860240, 160290360, 320580720]

約数ペア:

[(1, 320580720), (2, 160290360), (3, 106860240), (4, 80145180), (5, 64116144), (6, 53430120), (8, 40072590), (9, 35620080), (10, 32058072), (12, 26715060), (15, 21372048), (16, 20036295), (18, 17810040), (20, 16029036), (24, 13357530), (27, 11873360), (30, 10686024), (36, 8905020), (40, 8014518), (45, 7124016), (48, 6678765), (54, 5936680), (60, 5343012), (72, 4452510), (80, 4007259), (90, 3562008), (108, 2968340), (120, 2671506), (135, 2374672), (144, 2226255), (180, 1781004), (193, 1661040), (216, 1484170), (240, 1335753), (270, 1187336), (360, 890502), (386, 830520), (432, 742085), (540, 593668), (579, 553680), (720, 445251), (769, 416880), (772, 415260), (965, 332208), (1080, 296834), (1158, 276840), (1538, 208440), (1544, 207630), (1737, 184560), (1930, 166104), (2160, 148417), (2307, 138960), (2316, 138420), (2895, 110736), (3076, 104220), (3088, 103815), (3474, 92280), (3845, 83376), (3860, 83052), (4614, 69480), (4632, 69210), (5211, 61520), (5790, 55368), (6152, 52110), (6921, 46320), (6948, 46140), (7690, 41688), (7720, 41526), (8685, 36912), (9228, 34740), (9264, 34605), (10422, 30760), (11535, 27792), (11580, 27684), (12304, 26055), (13842, 23160), (13896, 23070), (15380, 20844), (15440, 20763), (17370, 18456)]