215979840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3989

約数の個数: 168

約数和(自身を含む): 782177760

約数和(自身を除く): 566197920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 456, 480, 570, 576, 608, 684, 720, 760, 855, 912, 960, 1140, 1216, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 2880, 3040, 3420, 3648, 3947, 4560, 5472, 6080, 6840, 7894, 9120, 10944, 11841, 13680, 15788, 18240, 19735, 23682, 27360, 31576, 35523, 39470, 47364, 54720, 59205, 63152, 71046, 74993, 78940, 94728, 118410, 126304, 142092, 149986, 157880, 177615, 189456, 224979, 236820, 252608, 284184, 299972, 315760, 355230, 374965, 378912, 449958, 473640, 568368, 599944, 631520, 674937, 710460, 749930, 757824, 899916, 947280, 1124895, 1136736, 1199888, 1263040, 1349874, 1420920, 1499860, 1799832, 1894560, 2249790, 2273472, 2399776, 2699748, 2841840, 2999720, 3374685, 3599664, 3789120, 4499580, 4799552, 5399496, 5683680, 5999440, 6749370, 7199328, 8999160, 10798992, 11367360, 11998880, 13498740, 14398656, 17998320, 21597984, 23997760, 26997480, 35996640, 43195968, 53994960, 71993280, 107989920, 215979840]

約数ペア:

[(1, 215979840), (2, 107989920), (3, 71993280), (4, 53994960), (5, 43195968), (6, 35996640), (8, 26997480), (9, 23997760), (10, 21597984), (12, 17998320), (15, 14398656), (16, 13498740), (18, 11998880), (19, 11367360), (20, 10798992), (24, 8999160), (30, 7199328), (32, 6749370), (36, 5999440), (38, 5683680), (40, 5399496), (45, 4799552), (48, 4499580), (57, 3789120), (60, 3599664), (64, 3374685), (72, 2999720), (76, 2841840), (80, 2699748), (90, 2399776), (95, 2273472), (96, 2249790), (114, 1894560), (120, 1799832), (144, 1499860), (152, 1420920), (160, 1349874), (171, 1263040), (180, 1199888), (190, 1136736), (192, 1124895), (228, 947280), (240, 899916), (285, 757824), (288, 749930), (304, 710460), (320, 674937), (342, 631520), (360, 599944), (380, 568368), (456, 473640), (480, 449958), (570, 378912), (576, 374965), (608, 355230), (684, 315760), (720, 299972), (760, 284184), (855, 252608), (912, 236820), (960, 224979), (1140, 189456), (1216, 177615), (1368, 157880), (1440, 149986), (1520, 142092), (1710, 126304), (1824, 118410), (2280, 94728), (2736, 78940), (2880, 74993), (3040, 71046), (3420, 63152), (3648, 59205), (3947, 54720), (4560, 47364), (5472, 39470), (6080, 35523), (6840, 31576), (7894, 27360), (9120, 23682), (10944, 19735), (11841, 18240), (13680, 15788)]