1993803520

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1553}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 5145729120

約数和(自身を除く): 3151925600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 128, 136, 160, 170, 236, 256, 272, 295, 320, 340, 472, 544, 590, 640, 680, 944, 1003, 1088, 1180, 1280, 1360, 1553, 1888, 2006, 2176, 2360, 2720, 3106, 3776, 4012, 4352, 4720, 5015, 5440, 6212, 7552, 7765, 8024, 9440, 10030, 10880, 12424, 15104, 15530, 16048, 18880, 20060, 21760, 24848, 26401, 31060, 32096, 37760, 40120, 49696, 52802, 62120, 64192, 75520, 80240, 91627, 99392, 105604, 124240, 128384, 132005, 160480, 183254, 198784, 211208, 248480, 256768, 264010, 320960, 366508, 397568, 422416, 458135, 496960, 528020, 641920, 733016, 844832, 916270, 993920, 1056040, 1283840, 1466032, 1557659, 1689664, 1832540, 1987840, 2112080, 2932064, 3115318, 3379328, 3665080, 4224160, 5864128, 6230636, 6758656, 7330160, 7788295, 8448320, 11728256, 12461272, 14660320, 15576590, 16896640, 23456512, 24922544, 29320640, 31153180, 33793280, 49845088, 58641280, 62306360, 99690176, 117282560, 124612720, 199380352, 249225440, 398760704, 498450880, 996901760, 1993803520]

約数ペア:

[(1, 1993803520), (2, 996901760), (4, 498450880), (5, 398760704), (8, 249225440), (10, 199380352), (16, 124612720), (17, 117282560), (20, 99690176), (32, 62306360), (34, 58641280), (40, 49845088), (59, 33793280), (64, 31153180), (68, 29320640), (80, 24922544), (85, 23456512), (118, 16896640), (128, 15576590), (136, 14660320), (160, 12461272), (170, 11728256), (236, 8448320), (256, 7788295), (272, 7330160), (295, 6758656), (320, 6230636), (340, 5864128), (472, 4224160), (544, 3665080), (590, 3379328), (640, 3115318), (680, 2932064), (944, 2112080), (1003, 1987840), (1088, 1832540), (1180, 1689664), (1280, 1557659), (1360, 1466032), (1553, 1283840), (1888, 1056040), (2006, 993920), (2176, 916270), (2360, 844832), (2720, 733016), (3106, 641920), (3776, 528020), (4012, 496960), (4352, 458135), (4720, 422416), (5015, 397568), (5440, 366508), (6212, 320960), (7552, 264010), (7765, 256768), (8024, 248480), (9440, 211208), (10030, 198784), (10880, 183254), (12424, 160480), (15104, 132005), (15530, 128384), (16048, 124240), (18880, 105604), (20060, 99392), (21760, 91627), (24848, 80240), (26401, 75520), (31060, 64192), (32096, 62120), (37760, 52802), (40120, 49696)]