287454972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 835984800

約数和(自身を除く): 548529828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 149, 193, 196, 204, 238, 294, 298, 357, 386, 447, 476, 579, 588, 596, 714, 772, 833, 894, 1043, 1158, 1351, 1428, 1666, 1788, 2086, 2316, 2499, 2533, 2702, 3129, 3281, 3332, 4053, 4172, 4998, 5066, 5404, 6258, 6562, 7301, 7599, 8106, 9457, 9843, 9996, 10132, 12516, 13124, 14602, 15198, 16212, 17731, 18914, 19686, 21903, 22967, 28371, 28757, 29204, 30396, 35462, 37828, 39372, 43806, 45934, 53193, 56742, 57514, 68901, 70924, 86271, 87612, 91868, 106386, 113484, 115028, 124117, 137802, 160769, 172542, 201299, 212772, 248234, 275604, 321538, 345084, 372351, 402598, 482307, 488869, 496468, 603897, 643076, 744702, 805196, 964614, 977738, 1207794, 1409093, 1466607, 1489404, 1929228, 1955476, 2415588, 2818186, 2933214, 3422083, 4227279, 5636372, 5866428, 6844166, 8454558, 10266249, 13688332, 16909116, 20532498, 23954581, 41064996, 47909162, 71863743, 95818324, 143727486, 287454972]

約数ペア:

[(1, 287454972), (2, 143727486), (3, 95818324), (4, 71863743), (6, 47909162), (7, 41064996), (12, 23954581), (14, 20532498), (17, 16909116), (21, 13688332), (28, 10266249), (34, 8454558), (42, 6844166), (49, 5866428), (51, 5636372), (68, 4227279), (84, 3422083), (98, 2933214), (102, 2818186), (119, 2415588), (147, 1955476), (149, 1929228), (193, 1489404), (196, 1466607), (204, 1409093), (238, 1207794), (294, 977738), (298, 964614), (357, 805196), (386, 744702), (447, 643076), (476, 603897), (579, 496468), (588, 488869), (596, 482307), (714, 402598), (772, 372351), (833, 345084), (894, 321538), (1043, 275604), (1158, 248234), (1351, 212772), (1428, 201299), (1666, 172542), (1788, 160769), (2086, 137802), (2316, 124117), (2499, 115028), (2533, 113484), (2702, 106386), (3129, 91868), (3281, 87612), (3332, 86271), (4053, 70924), (4172, 68901), (4998, 57514), (5066, 56742), (5404, 53193), (6258, 45934), (6562, 43806), (7301, 39372), (7599, 37828), (8106, 35462), (9457, 30396), (9843, 29204), (9996, 28757), (10132, 28371), (12516, 22967), (13124, 21903), (14602, 19686), (15198, 18914), (16212, 17731)]