2789804080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{593}}^1$

素因数の和:915

約数の個数: 160

約数和(自身を含む): 7693221888

約数和(自身を除く): 4903417808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 271, 280, 310, 434, 496, 542, 560, 593, 620, 868, 1084, 1085, 1186, 1240, 1355, 1736, 1897, 2168, 2170, 2372, 2480, 2710, 2965, 3472, 3794, 4151, 4336, 4340, 4744, 5420, 5930, 7588, 8302, 8401, 8680, 9485, 9488, 10840, 11860, 15176, 16604, 16802, 17360, 18383, 18970, 20755, 21680, 23720, 30352, 33208, 33604, 36766, 37940, 41510, 42005, 47440, 58807, 66416, 67208, 73532, 75880, 83020, 84010, 91915, 117614, 128681, 134416, 147064, 151760, 160703, 166040, 168020, 183830, 235228, 257362, 294035, 294128, 321406, 332080, 336040, 367660, 470456, 514724, 588070, 642812, 643405, 672080, 735320, 803515, 940912, 1029448, 1124921, 1176140, 1285624, 1286810, 1470640, 1607030, 2058896, 2249842, 2352280, 2571248, 2573620, 3214060, 4499684, 4704560, 4981793, 5147240, 5624605, 6428120, 8999368, 9963586, 10294480, 11249210, 12856240, 17998736, 19927172, 22498420, 24908965, 34872551, 39854344, 44996840, 49817930, 69745102, 79708688, 89993680, 99635860, 139490204, 174362755, 199271720, 278980408, 348725510, 398543440, 557960816, 697451020, 1394902040, 2789804080]

約数ペア:

[(1, 2789804080), (2, 1394902040), (4, 697451020), (5, 557960816), (7, 398543440), (8, 348725510), (10, 278980408), (14, 199271720), (16, 174362755), (20, 139490204), (28, 99635860), (31, 89993680), (35, 79708688), (40, 69745102), (56, 49817930), (62, 44996840), (70, 39854344), (80, 34872551), (112, 24908965), (124, 22498420), (140, 19927172), (155, 17998736), (217, 12856240), (248, 11249210), (271, 10294480), (280, 9963586), (310, 8999368), (434, 6428120), (496, 5624605), (542, 5147240), (560, 4981793), (593, 4704560), (620, 4499684), (868, 3214060), (1084, 2573620), (1085, 2571248), (1186, 2352280), (1240, 2249842), (1355, 2058896), (1736, 1607030), (1897, 1470640), (2168, 1286810), (2170, 1285624), (2372, 1176140), (2480, 1124921), (2710, 1029448), (2965, 940912), (3472, 803515), (3794, 735320), (4151, 672080), (4336, 643405), (4340, 642812), (4744, 588070), (5420, 514724), (5930, 470456), (7588, 367660), (8302, 336040), (8401, 332080), (8680, 321406), (9485, 294128), (9488, 294035), (10840, 257362), (11860, 235228), (15176, 183830), (16604, 168020), (16802, 166040), (17360, 160703), (18383, 151760), (18970, 147064), (20755, 134416), (21680, 128681), (23720, 117614), (30352, 91915), (33208, 84010), (33604, 83020), (36766, 75880), (37940, 73532), (41510, 67208), (42005, 66416), (47440, 58807)]