389234280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:611

約数の個数: 128

約数和(自身を含む): 1203649920

約数和(自身を除く): 814415640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 241, 258, 313, 344, 430, 482, 516, 626, 645, 723, 860, 939, 964, 1032, 1205, 1252, 1290, 1446, 1565, 1720, 1878, 1928, 2410, 2504, 2580, 2892, 3130, 3615, 3756, 4695, 4820, 5160, 5784, 6260, 7230, 7512, 9390, 9640, 10363, 12520, 13459, 14460, 18780, 20726, 26918, 28920, 31089, 37560, 40377, 41452, 51815, 53836, 62178, 67295, 75433, 80754, 82904, 103630, 107672, 124356, 134590, 150866, 155445, 161508, 201885, 207260, 226299, 248712, 269180, 301732, 310890, 323016, 377165, 403770, 414520, 452598, 538360, 603464, 621780, 754330, 807540, 905196, 1131495, 1243560, 1508660, 1615080, 1810392, 2262990, 3017320, 3243619, 4525980, 6487238, 9051960, 9730857, 12974476, 16218095, 19461714, 25948952, 32436190, 38923428, 48654285, 64872380, 77846856, 97308570, 129744760, 194617140, 389234280]

約数ペア:

[(1, 389234280), (2, 194617140), (3, 129744760), (4, 97308570), (5, 77846856), (6, 64872380), (8, 48654285), (10, 38923428), (12, 32436190), (15, 25948952), (20, 19461714), (24, 16218095), (30, 12974476), (40, 9730857), (43, 9051960), (60, 6487238), (86, 4525980), (120, 3243619), (129, 3017320), (172, 2262990), (215, 1810392), (241, 1615080), (258, 1508660), (313, 1243560), (344, 1131495), (430, 905196), (482, 807540), (516, 754330), (626, 621780), (645, 603464), (723, 538360), (860, 452598), (939, 414520), (964, 403770), (1032, 377165), (1205, 323016), (1252, 310890), (1290, 301732), (1446, 269180), (1565, 248712), (1720, 226299), (1878, 207260), (1928, 201885), (2410, 161508), (2504, 155445), (2580, 150866), (2892, 134590), (3130, 124356), (3615, 107672), (3756, 103630), (4695, 82904), (4820, 80754), (5160, 75433), (5784, 67295), (6260, 62178), (7230, 53836), (7512, 51815), (9390, 41452), (9640, 40377), (10363, 37560), (12520, 31089), (13459, 28920), (14460, 26918), (18780, 20726)]