278015892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1609}}^1$

素因数の和:1662

約数の個数: 144

約数和(自身を含む): 863372160

約数和(自身を除く): 585356268

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 121, 132, 154, 187, 204, 231, 238, 242, 308, 357, 363, 374, 462, 476, 484, 561, 714, 726, 748, 847, 924, 1122, 1309, 1428, 1452, 1609, 1694, 2057, 2244, 2541, 2618, 3218, 3388, 3927, 4114, 4827, 5082, 5236, 6171, 6436, 7854, 8228, 9654, 10164, 11263, 12342, 14399, 15708, 17699, 19308, 22526, 24684, 27353, 28798, 33789, 35398, 43197, 45052, 53097, 54706, 57596, 67578, 70796, 82059, 86394, 106194, 109412, 123893, 135156, 164118, 172788, 191471, 194689, 212388, 247786, 300883, 328236, 371679, 382942, 389378, 495572, 574413, 584067, 601766, 743358, 765884, 778756, 902649, 1148826, 1168134, 1203532, 1362823, 1486716, 1805298, 2106181, 2297652, 2336268, 2725646, 3309713, 3610596, 4088469, 4212362, 5451292, 6318543, 6619426, 8176938, 8424724, 9929139, 12637086, 13238852, 16353876, 19858278, 23167991, 25274172, 39716556, 46335982, 69503973, 92671964, 139007946, 278015892]

約数ペア:

[(1, 278015892), (2, 139007946), (3, 92671964), (4, 69503973), (6, 46335982), (7, 39716556), (11, 25274172), (12, 23167991), (14, 19858278), (17, 16353876), (21, 13238852), (22, 12637086), (28, 9929139), (33, 8424724), (34, 8176938), (42, 6619426), (44, 6318543), (51, 5451292), (66, 4212362), (68, 4088469), (77, 3610596), (84, 3309713), (102, 2725646), (119, 2336268), (121, 2297652), (132, 2106181), (154, 1805298), (187, 1486716), (204, 1362823), (231, 1203532), (238, 1168134), (242, 1148826), (308, 902649), (357, 778756), (363, 765884), (374, 743358), (462, 601766), (476, 584067), (484, 574413), (561, 495572), (714, 389378), (726, 382942), (748, 371679), (847, 328236), (924, 300883), (1122, 247786), (1309, 212388), (1428, 194689), (1452, 191471), (1609, 172788), (1694, 164118), (2057, 135156), (2244, 123893), (2541, 109412), (2618, 106194), (3218, 86394), (3388, 82059), (3927, 70796), (4114, 67578), (4827, 57596), (5082, 54706), (5236, 53097), (6171, 45052), (6436, 43197), (7854, 35398), (8228, 33789), (9654, 28798), (10164, 27353), (11263, 24684), (12342, 22526), (14399, 19308), (15708, 17699)]