207421380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4591}}^1$

素因数の和:4857

約数の個数: 72

約数和(自身を含む): 631822464

約数和(自身を除く): 424401084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 2259, 2510, 3012, 3765, 4518, 4591, 5020, 7530, 9036, 9182, 11295, 13773, 15060, 18364, 22590, 22955, 27546, 41319, 45180, 45910, 55092, 68865, 82638, 91820, 137730, 165276, 206595, 275460, 413190, 826380, 1152341, 2304682, 3457023, 4609364, 5761705, 6914046, 10371069, 11523410, 13828092, 17285115, 20742138, 23046820, 34570230, 41484276, 51855345, 69140460, 103710690, 207421380]

約数ペア:

[(1, 207421380), (2, 103710690), (3, 69140460), (4, 51855345), (5, 41484276), (6, 34570230), (9, 23046820), (10, 20742138), (12, 17285115), (15, 13828092), (18, 11523410), (20, 10371069), (30, 6914046), (36, 5761705), (45, 4609364), (60, 3457023), (90, 2304682), (180, 1152341), (251, 826380), (502, 413190), (753, 275460), (1004, 206595), (1255, 165276), (1506, 137730), (2259, 91820), (2510, 82638), (3012, 68865), (3765, 55092), (4518, 45910), (4591, 45180), (5020, 41319), (7530, 27546), (9036, 22955), (9182, 22590), (11295, 18364), (13773, 15060)]