161984880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3988

約数の個数: 160

約数和(自身を含む): 587462400

約数和(自身を除く): 425477520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 3947, 4104, 4560, 5130, 6840, 7894, 8208, 10260, 11841, 13680, 15788, 19735, 20520, 23682, 31576, 35523, 39470, 41040, 47364, 59205, 63152, 71046, 74993, 78940, 94728, 106569, 118410, 142092, 149986, 157880, 177615, 189456, 213138, 224979, 236820, 284184, 299972, 315760, 355230, 374965, 426276, 449958, 473640, 532845, 568368, 599944, 674937, 710460, 749930, 852552, 899916, 947280, 1065690, 1124895, 1199888, 1349874, 1420920, 1499860, 1705104, 1799832, 2024811, 2131380, 2249790, 2699748, 2841840, 2999720, 3374685, 3599664, 4049622, 4262760, 4499580, 5399496, 5999440, 6749370, 8099244, 8525520, 8999160, 10124055, 10798992, 13498740, 16198488, 17998320, 20248110, 26997480, 32396976, 40496220, 53994960, 80992440, 161984880]

約数ペア:

[(1, 161984880), (2, 80992440), (3, 53994960), (4, 40496220), (5, 32396976), (6, 26997480), (8, 20248110), (9, 17998320), (10, 16198488), (12, 13498740), (15, 10798992), (16, 10124055), (18, 8999160), (19, 8525520), (20, 8099244), (24, 6749370), (27, 5999440), (30, 5399496), (36, 4499580), (38, 4262760), (40, 4049622), (45, 3599664), (48, 3374685), (54, 2999720), (57, 2841840), (60, 2699748), (72, 2249790), (76, 2131380), (80, 2024811), (90, 1799832), (95, 1705104), (108, 1499860), (114, 1420920), (120, 1349874), (135, 1199888), (144, 1124895), (152, 1065690), (171, 947280), (180, 899916), (190, 852552), (216, 749930), (228, 710460), (240, 674937), (270, 599944), (285, 568368), (304, 532845), (342, 473640), (360, 449958), (380, 426276), (432, 374965), (456, 355230), (513, 315760), (540, 299972), (570, 284184), (684, 236820), (720, 224979), (760, 213138), (855, 189456), (912, 177615), (1026, 157880), (1080, 149986), (1140, 142092), (1368, 118410), (1520, 106569), (1710, 94728), (2052, 78940), (2160, 74993), (2280, 71046), (2565, 63152), (2736, 59205), (3420, 47364), (3947, 41040), (4104, 39470), (4560, 35523), (5130, 31576), (6840, 23682), (7894, 20520), (8208, 19735), (10260, 15788), (11841, 13680)]