321693540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 192

約数和(自身を含む): 1072103424

約数和(自身を除く): 750409884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 127, 140, 148, 163, 185, 210, 222, 254, 259, 326, 370, 381, 420, 444, 489, 508, 518, 555, 635, 652, 740, 762, 777, 815, 889, 978, 1036, 1110, 1141, 1270, 1295, 1524, 1554, 1630, 1778, 1905, 1956, 2220, 2282, 2445, 2540, 2590, 2667, 3108, 3260, 3423, 3556, 3810, 3885, 4445, 4564, 4699, 4890, 5180, 5334, 5705, 6031, 6846, 7620, 7770, 8890, 9398, 9780, 10668, 11410, 12062, 13335, 13692, 14097, 15540, 17115, 17780, 18093, 18796, 20701, 22820, 23495, 24124, 26670, 28194, 30155, 32893, 34230, 36186, 41402, 42217, 46990, 53340, 56388, 60310, 62103, 65786, 68460, 70485, 72372, 82804, 84434, 90465, 93980, 98679, 103505, 120620, 124206, 126651, 131572, 140970, 144907, 164465, 168868, 180930, 197358, 207010, 211085, 248412, 253302, 281940, 289814, 310515, 328930, 361860, 394716, 414020, 422170, 434721, 493395, 506604, 579628, 621030, 633255, 657860, 724535, 765937, 844340, 869442, 986790, 1242060, 1266510, 1449070, 1531874, 1738884, 1973580, 2173605, 2297811, 2533020, 2898140, 3063748, 3829685, 4347210, 4595622, 5361559, 7659370, 8694420, 9191244, 10723118, 11489055, 15318740, 16084677, 21446236, 22978110, 26807795, 32169354, 45956220, 53615590, 64338708, 80423385, 107231180, 160846770, 321693540]

約数ペア:

[(1, 321693540), (2, 160846770), (3, 107231180), (4, 80423385), (5, 64338708), (6, 53615590), (7, 45956220), (10, 32169354), (12, 26807795), (14, 22978110), (15, 21446236), (20, 16084677), (21, 15318740), (28, 11489055), (30, 10723118), (35, 9191244), (37, 8694420), (42, 7659370), (60, 5361559), (70, 4595622), (74, 4347210), (84, 3829685), (105, 3063748), (111, 2898140), (127, 2533020), (140, 2297811), (148, 2173605), (163, 1973580), (185, 1738884), (210, 1531874), (222, 1449070), (254, 1266510), (259, 1242060), (326, 986790), (370, 869442), (381, 844340), (420, 765937), (444, 724535), (489, 657860), (508, 633255), (518, 621030), (555, 579628), (635, 506604), (652, 493395), (740, 434721), (762, 422170), (777, 414020), (815, 394716), (889, 361860), (978, 328930), (1036, 310515), (1110, 289814), (1141, 281940), (1270, 253302), (1295, 248412), (1524, 211085), (1554, 207010), (1630, 197358), (1778, 180930), (1905, 168868), (1956, 164465), (2220, 144907), (2282, 140970), (2445, 131572), (2540, 126651), (2590, 124206), (2667, 120620), (3108, 103505), (3260, 98679), (3423, 93980), (3556, 90465), (3810, 84434), (3885, 82804), (4445, 72372), (4564, 70485), (4699, 68460), (4890, 65786), (5180, 62103), (5334, 60310), (5705, 56388), (6031, 53340), (6846, 46990), (7620, 42217), (7770, 41402), (8890, 36186), (9398, 34230), (9780, 32893), (10668, 30155), (11410, 28194), (12062, 26670), (13335, 24124), (13692, 23495), (14097, 22820), (15540, 20701), (17115, 18796), (17780, 18093)]