421933120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 168

約数和(自身を含む): 1188354240

約数和(自身を除く): 766421120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 320, 355, 379, 392, 448, 490, 497, 560, 568, 710, 758, 784, 980, 994, 1120, 1136, 1420, 1516, 1568, 1895, 1960, 1988, 2240, 2272, 2485, 2653, 2840, 3032, 3136, 3479, 3790, 3920, 3976, 4544, 4970, 5306, 5680, 6064, 6958, 7580, 7840, 7952, 9940, 10612, 11360, 12128, 13265, 13916, 15160, 15680, 15904, 17395, 18571, 19880, 21224, 22720, 24256, 26530, 26909, 27832, 30320, 31808, 34790, 37142, 39760, 42448, 53060, 53818, 55664, 60640, 69580, 74284, 79520, 84896, 92855, 106120, 107636, 111328, 121280, 134545, 139160, 148568, 159040, 169792, 185710, 188363, 212240, 215272, 222656, 269090, 278320, 297136, 371420, 376726, 424480, 430544, 538180, 556640, 594272, 742840, 753452, 848960, 861088, 941815, 1076360, 1113280, 1188544, 1318541, 1485680, 1506904, 1722176, 1883630, 2152720, 2637082, 2971360, 3013808, 3767260, 4305440, 5274164, 5942720, 6027616, 6592705, 7534520, 8610880, 10548328, 12055232, 13185410, 15069040, 21096656, 26370820, 30138080, 42193312, 52741640, 60276160, 84386624, 105483280, 210966560, 421933120]

約数ペア:

[(1, 421933120), (2, 210966560), (4, 105483280), (5, 84386624), (7, 60276160), (8, 52741640), (10, 42193312), (14, 30138080), (16, 26370820), (20, 21096656), (28, 15069040), (32, 13185410), (35, 12055232), (40, 10548328), (49, 8610880), (56, 7534520), (64, 6592705), (70, 6027616), (71, 5942720), (80, 5274164), (98, 4305440), (112, 3767260), (140, 3013808), (142, 2971360), (160, 2637082), (196, 2152720), (224, 1883630), (245, 1722176), (280, 1506904), (284, 1485680), (320, 1318541), (355, 1188544), (379, 1113280), (392, 1076360), (448, 941815), (490, 861088), (497, 848960), (560, 753452), (568, 742840), (710, 594272), (758, 556640), (784, 538180), (980, 430544), (994, 424480), (1120, 376726), (1136, 371420), (1420, 297136), (1516, 278320), (1568, 269090), (1895, 222656), (1960, 215272), (1988, 212240), (2240, 188363), (2272, 185710), (2485, 169792), (2653, 159040), (2840, 148568), (3032, 139160), (3136, 134545), (3479, 121280), (3790, 111328), (3920, 107636), (3976, 106120), (4544, 92855), (4970, 84896), (5306, 79520), (5680, 74284), (6064, 69580), (6958, 60640), (7580, 55664), (7840, 53818), (7952, 53060), (9940, 42448), (10612, 39760), (11360, 37142), (12128, 34790), (13265, 31808), (13916, 30320), (15160, 27832), (15680, 26909), (15904, 26530), (17395, 24256), (18571, 22720), (19880, 21224)]