64738560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 216042624

約数和(自身を除く): 151304064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 733, 736, 768, 920, 960, 1104, 1280, 1380, 1466, 1472, 1840, 1920, 2199, 2208, 2760, 2932, 2944, 3665, 3680, 3840, 4398, 4416, 5520, 5864, 5888, 7330, 7360, 8796, 8832, 10995, 11040, 11728, 14660, 14720, 16859, 17592, 17664, 21990, 22080, 23456, 29320, 29440, 33718, 35184, 43980, 44160, 46912, 50577, 58640, 67436, 70368, 84295, 87960, 88320, 93824, 101154, 117280, 134872, 140736, 168590, 175920, 187648, 202308, 234560, 252885, 269744, 281472, 337180, 351840, 404616, 469120, 505770, 539488, 562944, 674360, 703680, 809232, 938240, 1011540, 1078976, 1348720, 1407360, 1618464, 2023080, 2157952, 2697440, 2814720, 3236928, 4046160, 4315904, 5394880, 6473856, 8092320, 10789760, 12947712, 16184640, 21579520, 32369280, 64738560]

約数ペア:

[(1, 64738560), (2, 32369280), (3, 21579520), (4, 16184640), (5, 12947712), (6, 10789760), (8, 8092320), (10, 6473856), (12, 5394880), (15, 4315904), (16, 4046160), (20, 3236928), (23, 2814720), (24, 2697440), (30, 2157952), (32, 2023080), (40, 1618464), (46, 1407360), (48, 1348720), (60, 1078976), (64, 1011540), (69, 938240), (80, 809232), (92, 703680), (96, 674360), (115, 562944), (120, 539488), (128, 505770), (138, 469120), (160, 404616), (184, 351840), (192, 337180), (230, 281472), (240, 269744), (256, 252885), (276, 234560), (320, 202308), (345, 187648), (368, 175920), (384, 168590), (460, 140736), (480, 134872), (552, 117280), (640, 101154), (690, 93824), (733, 88320), (736, 87960), (768, 84295), (920, 70368), (960, 67436), (1104, 58640), (1280, 50577), (1380, 46912), (1466, 44160), (1472, 43980), (1840, 35184), (1920, 33718), (2199, 29440), (2208, 29320), (2760, 23456), (2932, 22080), (2944, 21990), (3665, 17664), (3680, 17592), (3840, 16859), (4398, 14720), (4416, 14660), (5520, 11728), (5864, 11040), (5888, 10995), (7330, 8832), (7360, 8796)]