64489320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 192

約数和(自身を含む): 242536320

約数和(自身を除く): 178047000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 157, 163, 168, 180, 210, 252, 280, 314, 315, 326, 360, 420, 471, 489, 504, 628, 630, 652, 785, 815, 840, 942, 978, 1099, 1141, 1256, 1260, 1304, 1413, 1467, 1570, 1630, 1884, 1956, 2198, 2282, 2355, 2445, 2520, 2826, 2934, 3140, 3260, 3297, 3423, 3768, 3912, 4396, 4564, 4710, 4890, 5495, 5652, 5705, 5868, 6280, 6520, 6594, 6846, 7065, 7335, 8792, 9128, 9420, 9780, 9891, 10269, 10990, 11304, 11410, 11736, 13188, 13692, 14130, 14670, 16485, 17115, 18840, 19560, 19782, 20538, 21980, 22820, 25591, 26376, 27384, 28260, 29340, 32970, 34230, 39564, 41076, 43960, 45640, 49455, 51182, 51345, 56520, 58680, 65940, 68460, 76773, 79128, 82152, 98910, 102364, 102690, 127955, 131880, 136920, 153546, 179137, 197820, 204728, 205380, 230319, 255910, 307092, 358274, 383865, 395640, 410760, 460638, 511820, 537411, 614184, 716548, 767730, 895685, 921276, 1023640, 1074822, 1151595, 1433096, 1535460, 1612233, 1791370, 1842552, 2149644, 2303190, 2687055, 3070920, 3224466, 3582740, 4299288, 4606380, 5374110, 6448932, 7165480, 8061165, 9212760, 10748220, 12897864, 16122330, 21496440, 32244660, 64489320]

約数ペア:

[(1, 64489320), (2, 32244660), (3, 21496440), (4, 16122330), (5, 12897864), (6, 10748220), (7, 9212760), (8, 8061165), (9, 7165480), (10, 6448932), (12, 5374110), (14, 4606380), (15, 4299288), (18, 3582740), (20, 3224466), (21, 3070920), (24, 2687055), (28, 2303190), (30, 2149644), (35, 1842552), (36, 1791370), (40, 1612233), (42, 1535460), (45, 1433096), (56, 1151595), (60, 1074822), (63, 1023640), (70, 921276), (72, 895685), (84, 767730), (90, 716548), (105, 614184), (120, 537411), (126, 511820), (140, 460638), (157, 410760), (163, 395640), (168, 383865), (180, 358274), (210, 307092), (252, 255910), (280, 230319), (314, 205380), (315, 204728), (326, 197820), (360, 179137), (420, 153546), (471, 136920), (489, 131880), (504, 127955), (628, 102690), (630, 102364), (652, 98910), (785, 82152), (815, 79128), (840, 76773), (942, 68460), (978, 65940), (1099, 58680), (1141, 56520), (1256, 51345), (1260, 51182), (1304, 49455), (1413, 45640), (1467, 43960), (1570, 41076), (1630, 39564), (1884, 34230), (1956, 32970), (2198, 29340), (2282, 28260), (2355, 27384), (2445, 26376), (2520, 25591), (2826, 22820), (2934, 21980), (3140, 20538), (3260, 19782), (3297, 19560), (3423, 18840), (3768, 17115), (3912, 16485), (4396, 14670), (4564, 14130), (4710, 13692), (4890, 13188), (5495, 11736), (5652, 11410), (5705, 11304), (5868, 10990), (6280, 10269), (6520, 9891), (6594, 9780), (6846, 9420), (7065, 9128), (7335, 8792)]