216030420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 680534400

約数和(自身を除く): 464503980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 163, 180, 185, 199, 222, 326, 333, 370, 398, 444, 489, 555, 597, 652, 666, 740, 796, 815, 978, 995, 1110, 1194, 1332, 1467, 1630, 1665, 1791, 1956, 1990, 2220, 2388, 2445, 2934, 2985, 3260, 3330, 3582, 3980, 4890, 5868, 5970, 6031, 6660, 7164, 7335, 7363, 8955, 9780, 11940, 12062, 14670, 14726, 17910, 18093, 22089, 24124, 29340, 29452, 30155, 32437, 35820, 36186, 36815, 44178, 54279, 60310, 64874, 66267, 72372, 73630, 88356, 90465, 97311, 108558, 110445, 120620, 129748, 132534, 147260, 162185, 180930, 194622, 217116, 220890, 265068, 271395, 291933, 324370, 331335, 361860, 389244, 441780, 486555, 542790, 583866, 648740, 662670, 973110, 1085580, 1167732, 1200169, 1325340, 1459665, 1946220, 2400338, 2919330, 3600507, 4800676, 5838660, 6000845, 7201014, 10801521, 12001690, 14402028, 18002535, 21603042, 24003380, 36005070, 43206084, 54007605, 72010140, 108015210, 216030420]

約数ペア:

[(1, 216030420), (2, 108015210), (3, 72010140), (4, 54007605), (5, 43206084), (6, 36005070), (9, 24003380), (10, 21603042), (12, 18002535), (15, 14402028), (18, 12001690), (20, 10801521), (30, 7201014), (36, 6000845), (37, 5838660), (45, 4800676), (60, 3600507), (74, 2919330), (90, 2400338), (111, 1946220), (148, 1459665), (163, 1325340), (180, 1200169), (185, 1167732), (199, 1085580), (222, 973110), (326, 662670), (333, 648740), (370, 583866), (398, 542790), (444, 486555), (489, 441780), (555, 389244), (597, 361860), (652, 331335), (666, 324370), (740, 291933), (796, 271395), (815, 265068), (978, 220890), (995, 217116), (1110, 194622), (1194, 180930), (1332, 162185), (1467, 147260), (1630, 132534), (1665, 129748), (1791, 120620), (1956, 110445), (1990, 108558), (2220, 97311), (2388, 90465), (2445, 88356), (2934, 73630), (2985, 72372), (3260, 66267), (3330, 64874), (3582, 60310), (3980, 54279), (4890, 44178), (5868, 36815), (5970, 36186), (6031, 35820), (6660, 32437), (7164, 30155), (7335, 29452), (7363, 29340), (8955, 24124), (9780, 22089), (11940, 18093), (12062, 17910), (14670, 14726)]