8320517760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{31177}}^1$

素因数の和:31338

約数の個数: 128

約数和(自身を含む): 26713310400

約数和(自身を除く): 18392792640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 834, 960, 1112, 1390, 1668, 1920, 2085, 2224, 2780, 3336, 4170, 4448, 5560, 6672, 8340, 8896, 11120, 13344, 16680, 17792, 22240, 26688, 31177, 33360, 44480, 53376, 62354, 66720, 88960, 93531, 124708, 133440, 155885, 187062, 249416, 266880, 311770, 374124, 467655, 498832, 623540, 748248, 935310, 997664, 1247080, 1496496, 1870620, 1995328, 2494160, 2992992, 3741240, 3990656, 4333603, 4988320, 5985984, 7482480, 8667206, 9976640, 11971968, 13000809, 14964960, 17334412, 19953280, 21668015, 26001618, 29929920, 34668824, 43336030, 52003236, 59859840, 65004045, 69337648, 86672060, 104006472, 130008090, 138675296, 173344120, 208012944, 260016180, 277350592, 346688240, 416025888, 520032360, 554701184, 693376480, 832051776, 1040064720, 1386752960, 1664103552, 2080129440, 2773505920, 4160258880, 8320517760]

約数ペア:

[(1, 8320517760), (2, 4160258880), (3, 2773505920), (4, 2080129440), (5, 1664103552), (6, 1386752960), (8, 1040064720), (10, 832051776), (12, 693376480), (15, 554701184), (16, 520032360), (20, 416025888), (24, 346688240), (30, 277350592), (32, 260016180), (40, 208012944), (48, 173344120), (60, 138675296), (64, 130008090), (80, 104006472), (96, 86672060), (120, 69337648), (128, 65004045), (139, 59859840), (160, 52003236), (192, 43336030), (240, 34668824), (278, 29929920), (320, 26001618), (384, 21668015), (417, 19953280), (480, 17334412), (556, 14964960), (640, 13000809), (695, 11971968), (834, 9976640), (960, 8667206), (1112, 7482480), (1390, 5985984), (1668, 4988320), (1920, 4333603), (2085, 3990656), (2224, 3741240), (2780, 2992992), (3336, 2494160), (4170, 1995328), (4448, 1870620), (5560, 1496496), (6672, 1247080), (8340, 997664), (8896, 935310), (11120, 748248), (13344, 623540), (16680, 498832), (17792, 467655), (22240, 374124), (26688, 311770), (31177, 266880), (33360, 249416), (44480, 187062), (53376, 155885), (62354, 133440), (66720, 124708), (88960, 93531)]