290156776

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 742072320

約数和(自身を除く): 451915544

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 31, 43, 46, 52, 56, 62, 86, 91, 92, 104, 124, 161, 169, 172, 182, 184, 217, 248, 299, 301, 322, 338, 344, 364, 403, 434, 559, 598, 602, 644, 676, 713, 728, 806, 868, 989, 1118, 1183, 1196, 1204, 1288, 1333, 1352, 1426, 1612, 1736, 1978, 2093, 2236, 2366, 2392, 2408, 2666, 2821, 2852, 3224, 3887, 3913, 3956, 4186, 4472, 4732, 4991, 5239, 5332, 5642, 5704, 6923, 7267, 7774, 7826, 7912, 8372, 9269, 9331, 9464, 9982, 10478, 10664, 11284, 12857, 13846, 14534, 15548, 15652, 16744, 17329, 18538, 18662, 19964, 20956, 22568, 25714, 27209, 27692, 29068, 30659, 31096, 31304, 34658, 36673, 37076, 37324, 39928, 41912, 50869, 51428, 54418, 55384, 58136, 61318, 64883, 69316, 73346, 74152, 74648, 89999, 101738, 102856, 108836, 120497, 121303, 122636, 129766, 138632, 146692, 167141, 179998, 203476, 214613, 217672, 225277, 240994, 242606, 245272, 259532, 293384, 334282, 359996, 398567, 406952, 429226, 450554, 481988, 485212, 519064, 668564, 719992, 797134, 843479, 858452, 901108, 963976, 970424, 1169987, 1337128, 1576939, 1594268, 1686958, 1716904, 1802216, 2339974, 2789969, 3153878, 3188536, 3373916, 4679948, 5181371, 5579938, 6307756, 6747832, 9359896, 10362742, 11159876, 12615512, 20725484, 22319752, 36269597, 41450968, 72539194, 145078388, 290156776]

約数ペア:

[(1, 290156776), (2, 145078388), (4, 72539194), (7, 41450968), (8, 36269597), (13, 22319752), (14, 20725484), (23, 12615512), (26, 11159876), (28, 10362742), (31, 9359896), (43, 6747832), (46, 6307756), (52, 5579938), (56, 5181371), (62, 4679948), (86, 3373916), (91, 3188536), (92, 3153878), (104, 2789969), (124, 2339974), (161, 1802216), (169, 1716904), (172, 1686958), (182, 1594268), (184, 1576939), (217, 1337128), (248, 1169987), (299, 970424), (301, 963976), (322, 901108), (338, 858452), (344, 843479), (364, 797134), (403, 719992), (434, 668564), (559, 519064), (598, 485212), (602, 481988), (644, 450554), (676, 429226), (713, 406952), (728, 398567), (806, 359996), (868, 334282), (989, 293384), (1118, 259532), (1183, 245272), (1196, 242606), (1204, 240994), (1288, 225277), (1333, 217672), (1352, 214613), (1426, 203476), (1612, 179998), (1736, 167141), (1978, 146692), (2093, 138632), (2236, 129766), (2366, 122636), (2392, 121303), (2408, 120497), (2666, 108836), (2821, 102856), (2852, 101738), (3224, 89999), (3887, 74648), (3913, 74152), (3956, 73346), (4186, 69316), (4472, 64883), (4732, 61318), (4991, 58136), (5239, 55384), (5332, 54418), (5642, 51428), (5704, 50869), (6923, 41912), (7267, 39928), (7774, 37324), (7826, 37076), (7912, 36673), (8372, 34658), (9269, 31304), (9331, 31096), (9464, 30659), (9982, 29068), (10478, 27692), (10664, 27209), (11284, 25714), (12857, 22568), (13846, 20956), (14534, 19964), (15548, 18662), (15652, 18538), (16744, 17329)]