491870520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:662

約数の個数: 192

約数和(自身を含む): 1705860000

約数和(自身を除く): 1213989480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 179, 180, 204, 255, 306, 340, 358, 360, 408, 449, 510, 537, 612, 680, 716, 765, 895, 898, 1020, 1074, 1224, 1347, 1432, 1530, 1611, 1790, 1796, 2040, 2148, 2245, 2685, 2694, 3043, 3060, 3222, 3580, 3592, 4041, 4296, 4490, 5370, 5388, 6086, 6120, 6444, 6735, 7160, 7633, 8055, 8082, 8980, 9129, 10740, 10776, 12172, 12888, 13470, 15215, 15266, 16110, 16164, 17960, 18258, 20205, 21480, 22899, 24344, 26940, 27387, 30430, 30532, 32220, 32328, 36516, 38165, 40410, 45645, 45798, 53880, 54774, 60860, 61064, 64440, 68697, 73032, 76330, 80371, 80820, 91290, 91596, 109548, 114495, 121720, 136935, 137394, 152660, 160742, 161640, 182580, 183192, 219096, 228990, 241113, 273870, 274788, 305320, 321484, 343485, 365160, 401855, 457980, 482226, 547740, 549576, 642968, 686970, 723339, 803710, 915960, 964452, 1095480, 1205565, 1366307, 1373940, 1446678, 1607420, 1928904, 2411130, 2732614, 2747880, 2893356, 3214840, 3616695, 4098921, 4822260, 5465228, 5786712, 6831535, 7233390, 8197842, 9644520, 10930456, 12296763, 13663070, 14466780, 16395684, 20494605, 24593526, 27326140, 28933560, 32791368, 40989210, 49187052, 54652280, 61483815, 81978420, 98374104, 122967630, 163956840, 245935260, 491870520]

約数ペア:

[(1, 491870520), (2, 245935260), (3, 163956840), (4, 122967630), (5, 98374104), (6, 81978420), (8, 61483815), (9, 54652280), (10, 49187052), (12, 40989210), (15, 32791368), (17, 28933560), (18, 27326140), (20, 24593526), (24, 20494605), (30, 16395684), (34, 14466780), (36, 13663070), (40, 12296763), (45, 10930456), (51, 9644520), (60, 8197842), (68, 7233390), (72, 6831535), (85, 5786712), (90, 5465228), (102, 4822260), (120, 4098921), (136, 3616695), (153, 3214840), (170, 2893356), (179, 2747880), (180, 2732614), (204, 2411130), (255, 1928904), (306, 1607420), (340, 1446678), (358, 1373940), (360, 1366307), (408, 1205565), (449, 1095480), (510, 964452), (537, 915960), (612, 803710), (680, 723339), (716, 686970), (765, 642968), (895, 549576), (898, 547740), (1020, 482226), (1074, 457980), (1224, 401855), (1347, 365160), (1432, 343485), (1530, 321484), (1611, 305320), (1790, 274788), (1796, 273870), (2040, 241113), (2148, 228990), (2245, 219096), (2685, 183192), (2694, 182580), (3043, 161640), (3060, 160742), (3222, 152660), (3580, 137394), (3592, 136935), (4041, 121720), (4296, 114495), (4490, 109548), (5370, 91596), (5388, 91290), (6086, 80820), (6120, 80371), (6444, 76330), (6735, 73032), (7160, 68697), (7633, 64440), (8055, 61064), (8082, 60860), (8980, 54774), (9129, 53880), (10740, 45798), (10776, 45645), (12172, 40410), (12888, 38165), (13470, 36516), (15215, 32328), (15266, 32220), (16110, 30532), (16164, 30430), (17960, 27387), (18258, 26940), (20205, 24344), (21480, 22899)]