123318930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1064

約数の個数: 128

約数和(自身を含む): 367902720

約数和(自身を除く): 244583790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 186, 190, 210, 217, 266, 285, 310, 399, 434, 465, 570, 589, 651, 665, 798, 930, 997, 1085, 1178, 1302, 1330, 1767, 1994, 1995, 2170, 2945, 2991, 3255, 3534, 3990, 4123, 4985, 5890, 5982, 6510, 6979, 8246, 8835, 9970, 12369, 13958, 14955, 17670, 18943, 20615, 20937, 24738, 29910, 30907, 34895, 37886, 41230, 41874, 56829, 61814, 61845, 69790, 92721, 94715, 104685, 113658, 123690, 132601, 154535, 185442, 189430, 209370, 216349, 265202, 284145, 309070, 397803, 432698, 463605, 568290, 587233, 649047, 663005, 795606, 927210, 1081745, 1174466, 1298094, 1326010, 1761699, 1989015, 2163490, 2936165, 3245235, 3523398, 3978030, 4110631, 5872330, 6490470, 8221262, 8808495, 12331893, 17616990, 20553155, 24663786, 41106310, 61659465, 123318930]

約数ペア:

[(1, 123318930), (2, 61659465), (3, 41106310), (5, 24663786), (6, 20553155), (7, 17616990), (10, 12331893), (14, 8808495), (15, 8221262), (19, 6490470), (21, 5872330), (30, 4110631), (31, 3978030), (35, 3523398), (38, 3245235), (42, 2936165), (57, 2163490), (62, 1989015), (70, 1761699), (93, 1326010), (95, 1298094), (105, 1174466), (114, 1081745), (133, 927210), (155, 795606), (186, 663005), (190, 649047), (210, 587233), (217, 568290), (266, 463605), (285, 432698), (310, 397803), (399, 309070), (434, 284145), (465, 265202), (570, 216349), (589, 209370), (651, 189430), (665, 185442), (798, 154535), (930, 132601), (997, 123690), (1085, 113658), (1178, 104685), (1302, 94715), (1330, 92721), (1767, 69790), (1994, 61845), (1995, 61814), (2170, 56829), (2945, 41874), (2991, 41230), (3255, 37886), (3534, 34895), (3990, 30907), (4123, 29910), (4985, 24738), (5890, 20937), (5982, 20615), (6510, 18943), (6979, 17670), (8246, 14955), (8835, 13958), (9970, 12369)]