197090320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4957}}^1$

素因数の和:5048

約数の個数: 80

約数和(自身を含む): 531180288

約数和(自身を除く): 334089968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4957, 4970, 5680, 7952, 9914, 9940, 19828, 19880, 24785, 34699, 39656, 39760, 49570, 69398, 79312, 99140, 138796, 173495, 198280, 277592, 346990, 351947, 396560, 555184, 693980, 703894, 1387960, 1407788, 1759735, 2463629, 2775920, 2815576, 3519470, 4927258, 5631152, 7038940, 9854516, 12318145, 14077880, 19709032, 24636290, 28155760, 39418064, 49272580, 98545160, 197090320]

約数ペア:

[(1, 197090320), (2, 98545160), (4, 49272580), (5, 39418064), (7, 28155760), (8, 24636290), (10, 19709032), (14, 14077880), (16, 12318145), (20, 9854516), (28, 7038940), (35, 5631152), (40, 4927258), (56, 3519470), (70, 2815576), (71, 2775920), (80, 2463629), (112, 1759735), (140, 1407788), (142, 1387960), (280, 703894), (284, 693980), (355, 555184), (497, 396560), (560, 351947), (568, 346990), (710, 277592), (994, 198280), (1136, 173495), (1420, 138796), (1988, 99140), (2485, 79312), (2840, 69398), (3976, 49570), (4957, 39760), (4970, 39656), (5680, 34699), (7952, 24785), (9914, 19880), (9940, 19828)]