19282080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 64985760

約数和(自身を除く): 45703680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 139, 160, 170, 204, 240, 255, 272, 278, 289, 340, 408, 417, 480, 510, 544, 556, 578, 680, 695, 816, 834, 867, 1020, 1112, 1156, 1360, 1390, 1445, 1632, 1668, 1734, 2040, 2085, 2224, 2312, 2363, 2720, 2780, 2890, 3336, 3468, 4080, 4170, 4335, 4448, 4624, 4726, 5560, 5780, 6672, 6936, 7089, 8160, 8340, 8670, 9248, 9452, 11120, 11560, 11815, 13344, 13872, 14178, 16680, 17340, 18904, 22240, 23120, 23630, 27744, 28356, 33360, 34680, 35445, 37808, 40171, 46240, 47260, 56712, 66720, 69360, 70890, 75616, 80342, 94520, 113424, 120513, 138720, 141780, 160684, 189040, 200855, 226848, 241026, 283560, 321368, 378080, 401710, 482052, 567120, 602565, 642736, 803420, 964104, 1134240, 1205130, 1285472, 1606840, 1928208, 2410260, 3213680, 3856416, 4820520, 6427360, 9641040, 19282080]

約数ペア:

[(1, 19282080), (2, 9641040), (3, 6427360), (4, 4820520), (5, 3856416), (6, 3213680), (8, 2410260), (10, 1928208), (12, 1606840), (15, 1285472), (16, 1205130), (17, 1134240), (20, 964104), (24, 803420), (30, 642736), (32, 602565), (34, 567120), (40, 482052), (48, 401710), (51, 378080), (60, 321368), (68, 283560), (80, 241026), (85, 226848), (96, 200855), (102, 189040), (120, 160684), (136, 141780), (139, 138720), (160, 120513), (170, 113424), (204, 94520), (240, 80342), (255, 75616), (272, 70890), (278, 69360), (289, 66720), (340, 56712), (408, 47260), (417, 46240), (480, 40171), (510, 37808), (544, 35445), (556, 34680), (578, 33360), (680, 28356), (695, 27744), (816, 23630), (834, 23120), (867, 22240), (1020, 18904), (1112, 17340), (1156, 16680), (1360, 14178), (1390, 13872), (1445, 13344), (1632, 11815), (1668, 11560), (1734, 11120), (2040, 9452), (2085, 9248), (2224, 8670), (2312, 8340), (2363, 8160), (2720, 7089), (2780, 6936), (2890, 6672), (3336, 5780), (3468, 5560), (4080, 4726), (4170, 4624), (4335, 4448)]