17905680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1945

約数の個数: 120

約数和(自身を含む): 64792728

約数和(自身を除く): 46887048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 1913, 2340, 3120, 3826, 4680, 5739, 7652, 9360, 9565, 11478, 15304, 17217, 19130, 22956, 24869, 28695, 30608, 34434, 38260, 45912, 49738, 57390, 68868, 74607, 76520, 86085, 91824, 99476, 114780, 124345, 137736, 149214, 153040, 172170, 198952, 223821, 229560, 248690, 275472, 298428, 344340, 373035, 397904, 447642, 459120, 497380, 596856, 688680, 746070, 895284, 994760, 1119105, 1193712, 1377360, 1492140, 1790568, 1989520, 2238210, 2984280, 3581136, 4476420, 5968560, 8952840, 17905680]

約数ペア:

[(1, 17905680), (2, 8952840), (3, 5968560), (4, 4476420), (5, 3581136), (6, 2984280), (8, 2238210), (9, 1989520), (10, 1790568), (12, 1492140), (13, 1377360), (15, 1193712), (16, 1119105), (18, 994760), (20, 895284), (24, 746070), (26, 688680), (30, 596856), (36, 497380), (39, 459120), (40, 447642), (45, 397904), (48, 373035), (52, 344340), (60, 298428), (65, 275472), (72, 248690), (78, 229560), (80, 223821), (90, 198952), (104, 172170), (117, 153040), (120, 149214), (130, 137736), (144, 124345), (156, 114780), (180, 99476), (195, 91824), (208, 86085), (234, 76520), (240, 74607), (260, 68868), (312, 57390), (360, 49738), (390, 45912), (468, 38260), (520, 34434), (585, 30608), (624, 28695), (720, 24869), (780, 22956), (936, 19130), (1040, 17217), (1170, 15304), (1560, 11478), (1872, 9565), (1913, 9360), (2340, 7652), (3120, 5739), (3826, 4680)]