64774260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 205837632

約数和(自身を除く): 141063372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 67, 82, 90, 123, 131, 134, 164, 180, 201, 205, 246, 262, 268, 335, 369, 393, 402, 410, 492, 524, 603, 615, 655, 670, 738, 786, 804, 820, 1005, 1179, 1206, 1230, 1310, 1340, 1476, 1572, 1845, 1965, 2010, 2358, 2412, 2460, 2620, 2747, 3015, 3690, 3930, 4020, 4716, 5371, 5494, 5895, 6030, 7380, 7860, 8241, 8777, 10742, 10988, 11790, 12060, 13735, 16113, 16482, 17554, 21484, 23580, 24723, 26331, 26855, 27470, 32226, 32964, 35108, 41205, 43885, 48339, 49446, 52662, 53710, 54940, 64452, 78993, 80565, 82410, 87770, 96678, 98892, 105324, 107420, 123615, 131655, 157986, 161130, 164820, 175540, 193356, 241695, 247230, 263310, 315972, 322260, 359857, 394965, 483390, 494460, 526620, 719714, 789930, 966780, 1079571, 1439428, 1579860, 1799285, 2159142, 3238713, 3598570, 4318284, 5397855, 6477426, 7197140, 10795710, 12954852, 16193565, 21591420, 32387130, 64774260]

約数ペア:

[(1, 64774260), (2, 32387130), (3, 21591420), (4, 16193565), (5, 12954852), (6, 10795710), (9, 7197140), (10, 6477426), (12, 5397855), (15, 4318284), (18, 3598570), (20, 3238713), (30, 2159142), (36, 1799285), (41, 1579860), (45, 1439428), (60, 1079571), (67, 966780), (82, 789930), (90, 719714), (123, 526620), (131, 494460), (134, 483390), (164, 394965), (180, 359857), (201, 322260), (205, 315972), (246, 263310), (262, 247230), (268, 241695), (335, 193356), (369, 175540), (393, 164820), (402, 161130), (410, 157986), (492, 131655), (524, 123615), (603, 107420), (615, 105324), (655, 98892), (670, 96678), (738, 87770), (786, 82410), (804, 80565), (820, 78993), (1005, 64452), (1179, 54940), (1206, 53710), (1230, 52662), (1310, 49446), (1340, 48339), (1476, 43885), (1572, 41205), (1845, 35108), (1965, 32964), (2010, 32226), (2358, 27470), (2412, 26855), (2460, 26331), (2620, 24723), (2747, 23580), (3015, 21484), (3690, 17554), (3930, 16482), (4020, 16113), (4716, 13735), (5371, 12060), (5494, 11790), (5895, 10988), (6030, 10742), (7380, 8777), (7860, 8241)]