309056580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{81761}}^1$

素因数の和:81786

約数の個数: 96

約数和(自身を含む): 1098881280

約数和(自身を除く): 789824700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 81761, 163522, 245283, 327044, 408805, 490566, 572327, 735849, 817610, 981132, 1144654, 1226415, 1471698, 1635220, 1716981, 2207547, 2289308, 2452830, 2861635, 2943396, 3433962, 3679245, 4415094, 4905660, 5150943, 5723270, 6867924, 7358490, 8584905, 8830188, 10301886, 11037735, 11446540, 14716980, 15452829, 17169810, 20603772, 22075470, 25754715, 30905658, 34339620, 44150940, 51509430, 61811316, 77264145, 103018860, 154528290, 309056580]

約数ペア:

[(1, 309056580), (2, 154528290), (3, 103018860), (4, 77264145), (5, 61811316), (6, 51509430), (7, 44150940), (9, 34339620), (10, 30905658), (12, 25754715), (14, 22075470), (15, 20603772), (18, 17169810), (20, 15452829), (21, 14716980), (27, 11446540), (28, 11037735), (30, 10301886), (35, 8830188), (36, 8584905), (42, 7358490), (45, 6867924), (54, 5723270), (60, 5150943), (63, 4905660), (70, 4415094), (84, 3679245), (90, 3433962), (105, 2943396), (108, 2861635), (126, 2452830), (135, 2289308), (140, 2207547), (180, 1716981), (189, 1635220), (210, 1471698), (252, 1226415), (270, 1144654), (315, 981132), (378, 817610), (420, 735849), (540, 572327), (630, 490566), (756, 408805), (945, 327044), (1260, 245283), (1890, 163522), (3780, 81761)]