90325760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 262253376

約数和(自身を除く): 171927616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 593, 595, 640, 680, 896, 952, 1088, 1120, 1186, 1190, 1280, 1360, 1792, 1904, 2176, 2240, 2372, 2380, 2720, 2965, 3808, 4151, 4352, 4480, 4744, 4760, 5440, 5930, 7616, 8302, 8960, 9488, 9520, 10081, 10880, 11860, 15232, 16604, 18976, 19040, 20162, 20755, 21760, 23720, 30464, 33208, 37952, 38080, 40324, 41510, 47440, 50405, 66416, 70567, 75904, 76160, 80648, 83020, 94880, 100810, 132832, 141134, 151808, 152320, 161296, 166040, 189760, 201620, 265664, 282268, 322592, 332080, 352835, 379520, 403240, 531328, 564536, 645184, 664160, 705670, 759040, 806480, 1062656, 1129072, 1290368, 1328320, 1411340, 1612960, 2258144, 2580736, 2656640, 2822680, 3225920, 4516288, 5313280, 5645360, 6451840, 9032576, 11290720, 12903680, 18065152, 22581440, 45162880, 90325760]

約数ペア:

[(1, 90325760), (2, 45162880), (4, 22581440), (5, 18065152), (7, 12903680), (8, 11290720), (10, 9032576), (14, 6451840), (16, 5645360), (17, 5313280), (20, 4516288), (28, 3225920), (32, 2822680), (34, 2656640), (35, 2580736), (40, 2258144), (56, 1612960), (64, 1411340), (68, 1328320), (70, 1290368), (80, 1129072), (85, 1062656), (112, 806480), (119, 759040), (128, 705670), (136, 664160), (140, 645184), (160, 564536), (170, 531328), (224, 403240), (238, 379520), (256, 352835), (272, 332080), (280, 322592), (320, 282268), (340, 265664), (448, 201620), (476, 189760), (544, 166040), (560, 161296), (593, 152320), (595, 151808), (640, 141134), (680, 132832), (896, 100810), (952, 94880), (1088, 83020), (1120, 80648), (1186, 76160), (1190, 75904), (1280, 70567), (1360, 66416), (1792, 50405), (1904, 47440), (2176, 41510), (2240, 40324), (2372, 38080), (2380, 37952), (2720, 33208), (2965, 30464), (3808, 23720), (4151, 21760), (4352, 20755), (4480, 20162), (4744, 19040), (4760, 18976), (5440, 16604), (5930, 15232), (7616, 11860), (8302, 10880), (8960, 10081), (9488, 9520)]