320416752

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 846374400

約数和(自身を除く): 525957648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 149, 213, 284, 298, 426, 447, 568, 596, 631, 852, 894, 1136, 1192, 1262, 1704, 1788, 1893, 2384, 2524, 3408, 3576, 3786, 5048, 7152, 7572, 10096, 10579, 15144, 21158, 30288, 31737, 42316, 44801, 63474, 84632, 89602, 94019, 126948, 134403, 169264, 179204, 188038, 253896, 268806, 282057, 358408, 376076, 507792, 537612, 564114, 716816, 752152, 1075224, 1128228, 1504304, 2150448, 2256456, 4512912, 6675349, 13350698, 20026047, 26701396, 40052094, 53402792, 80104188, 106805584, 160208376, 320416752]

約数ペア:

[(1, 320416752), (2, 160208376), (3, 106805584), (4, 80104188), (6, 53402792), (8, 40052094), (12, 26701396), (16, 20026047), (24, 13350698), (48, 6675349), (71, 4512912), (142, 2256456), (149, 2150448), (213, 1504304), (284, 1128228), (298, 1075224), (426, 752152), (447, 716816), (568, 564114), (596, 537612), (631, 507792), (852, 376076), (894, 358408), (1136, 282057), (1192, 268806), (1262, 253896), (1704, 188038), (1788, 179204), (1893, 169264), (2384, 134403), (2524, 126948), (3408, 94019), (3576, 89602), (3786, 84632), (5048, 63474), (7152, 44801), (7572, 42316), (10096, 31737), (10579, 30288), (15144, 21158)]