72948904

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 180576000

約数和(自身を除く): 107627096

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 37, 38, 56, 68, 74, 76, 109, 119, 133, 136, 148, 152, 218, 238, 259, 266, 296, 323, 436, 476, 518, 532, 629, 646, 703, 763, 872, 952, 1036, 1064, 1258, 1292, 1406, 1526, 1853, 2071, 2072, 2261, 2516, 2584, 2812, 3052, 3706, 4033, 4142, 4403, 4522, 4921, 5032, 5624, 6104, 7412, 8066, 8284, 8806, 9044, 9842, 11951, 12971, 14497, 14824, 16132, 16568, 17612, 18088, 19684, 23902, 25942, 28231, 28994, 32264, 35207, 35224, 39368, 47804, 51884, 56462, 57988, 68561, 70414, 76627, 83657, 95608, 103768, 112924, 115976, 137122, 140828, 153254, 167314, 225848, 246449, 274244, 281656, 306508, 334628, 479927, 492898, 536389, 548488, 613016, 669256, 959854, 985796, 1072778, 1302659, 1919708, 1971592, 2145556, 2605318, 3839416, 4291112, 5210636, 9118613, 10421272, 18237226, 36474452, 72948904]

約数ペア:

[(1, 72948904), (2, 36474452), (4, 18237226), (7, 10421272), (8, 9118613), (14, 5210636), (17, 4291112), (19, 3839416), (28, 2605318), (34, 2145556), (37, 1971592), (38, 1919708), (56, 1302659), (68, 1072778), (74, 985796), (76, 959854), (109, 669256), (119, 613016), (133, 548488), (136, 536389), (148, 492898), (152, 479927), (218, 334628), (238, 306508), (259, 281656), (266, 274244), (296, 246449), (323, 225848), (436, 167314), (476, 153254), (518, 140828), (532, 137122), (629, 115976), (646, 112924), (703, 103768), (763, 95608), (872, 83657), (952, 76627), (1036, 70414), (1064, 68561), (1258, 57988), (1292, 56462), (1406, 51884), (1526, 47804), (1853, 39368), (2071, 35224), (2072, 35207), (2261, 32264), (2516, 28994), (2584, 28231), (2812, 25942), (3052, 23902), (3706, 19684), (4033, 18088), (4142, 17612), (4403, 16568), (4522, 16132), (4921, 14824), (5032, 14497), (5624, 12971), (6104, 11951), (7412, 9842), (8066, 9044), (8284, 8806)]