163956840

素因数分解:

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

素因数の和:659

約数の個数: 128

約数和(自身を含む): 524880000

約数和(自身を除く): 360923160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 179, 204, 255, 340, 358, 408, 449, 510, 537, 680, 716, 895, 898, 1020, 1074, 1347, 1432, 1790, 1796, 2040, 2148, 2245, 2685, 2694, 3043, 3580, 3592, 4296, 4490, 5370, 5388, 6086, 6735, 7160, 7633, 8980, 9129, 10740, 10776, 12172, 13470, 15215, 15266, 17960, 18258, 21480, 22899, 24344, 26940, 30430, 30532, 36516, 38165, 45645, 45798, 53880, 60860, 61064, 73032, 76330, 80371, 91290, 91596, 114495, 121720, 152660, 160742, 182580, 183192, 228990, 241113, 305320, 321484, 365160, 401855, 457980, 482226, 642968, 803710, 915960, 964452, 1205565, 1366307, 1607420, 1928904, 2411130, 2732614, 3214840, 4098921, 4822260, 5465228, 6831535, 8197842, 9644520, 10930456, 13663070, 16395684, 20494605, 27326140, 32791368, 40989210, 54652280, 81978420, 163956840]

約数ペア:

[(1, 163956840), (2, 81978420), (3, 54652280), (4, 40989210), (5, 32791368), (6, 27326140), (8, 20494605), (10, 16395684), (12, 13663070), (15, 10930456), (17, 9644520), (20, 8197842), (24, 6831535), (30, 5465228), (34, 4822260), (40, 4098921), (51, 3214840), (60, 2732614), (68, 2411130), (85, 1928904), (102, 1607420), (120, 1366307), (136, 1205565), (170, 964452), (179, 915960), (204, 803710), (255, 642968), (340, 482226), (358, 457980), (408, 401855), (449, 365160), (510, 321484), (537, 305320), (680, 241113), (716, 228990), (895, 183192), (898, 182580), (1020, 160742), (1074, 152660), (1347, 121720), (1432, 114495), (1790, 91596), (1796, 91290), (2040, 80371), (2148, 76330), (2245, 73032), (2685, 61064), (2694, 60860), (3043, 53880), (3580, 45798), (3592, 45645), (4296, 38165), (4490, 36516), (5370, 30532), (5388, 30430), (6086, 26940), (6735, 24344), (7160, 22899), (7633, 21480), (8980, 18258), (9129, 17960), (10740, 15266), (10776, 15215), (12172, 13470)]