90628480

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 236844000

約数和(自身を除く): 146215520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 128, 145, 152, 160, 190, 232, 257, 290, 304, 320, 380, 464, 514, 551, 580, 608, 640, 760, 928, 1028, 1102, 1160, 1216, 1285, 1520, 1856, 2056, 2204, 2320, 2432, 2570, 2755, 3040, 3712, 4112, 4408, 4640, 4883, 5140, 5510, 6080, 7453, 8224, 8816, 9280, 9766, 10280, 11020, 12160, 14906, 16448, 17632, 18560, 19532, 20560, 22040, 24415, 29812, 32896, 35264, 37265, 39064, 41120, 44080, 48830, 59624, 70528, 74530, 78128, 82240, 88160, 97660, 119248, 141607, 149060, 156256, 164480, 176320, 195320, 238496, 283214, 298120, 312512, 352640, 390640, 476992, 566428, 596240, 625024, 708035, 781280, 953984, 1132856, 1192480, 1416070, 1562560, 2265712, 2384960, 2832140, 3125120, 4531424, 4769920, 5664280, 9062848, 11328560, 18125696, 22657120, 45314240, 90628480]

約数ペア:

[(1, 90628480), (2, 45314240), (4, 22657120), (5, 18125696), (8, 11328560), (10, 9062848), (16, 5664280), (19, 4769920), (20, 4531424), (29, 3125120), (32, 2832140), (38, 2384960), (40, 2265712), (58, 1562560), (64, 1416070), (76, 1192480), (80, 1132856), (95, 953984), (116, 781280), (128, 708035), (145, 625024), (152, 596240), (160, 566428), (190, 476992), (232, 390640), (257, 352640), (290, 312512), (304, 298120), (320, 283214), (380, 238496), (464, 195320), (514, 176320), (551, 164480), (580, 156256), (608, 149060), (640, 141607), (760, 119248), (928, 97660), (1028, 88160), (1102, 82240), (1160, 78128), (1216, 74530), (1285, 70528), (1520, 59624), (1856, 48830), (2056, 44080), (2204, 41120), (2320, 39064), (2432, 37265), (2570, 35264), (2755, 32896), (3040, 29812), (3712, 24415), (4112, 22040), (4408, 20560), (4640, 19532), (4883, 18560), (5140, 17632), (5510, 16448), (6080, 14906), (7453, 12160), (8224, 11020), (8816, 10280), (9280, 9766)]