161741880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4882

約数の個数: 128

約数和(自身を含む): 556646400

約数和(自身を除く): 394904520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 4831, 5580, 6696, 8370, 9662, 11160, 14493, 16740, 19324, 24155, 28986, 33480, 38648, 43479, 48310, 57972, 72465, 86958, 96620, 115944, 130437, 144930, 149761, 173916, 193240, 217395, 260874, 289860, 299522, 347832, 434790, 449283, 521748, 579720, 599044, 652185, 748805, 869580, 898566, 1043496, 1198088, 1304370, 1347849, 1497610, 1739160, 1797132, 2246415, 2608740, 2695698, 2995220, 3594264, 4043547, 4492830, 5217480, 5391396, 5990440, 6739245, 8087094, 8985660, 10782792, 13478490, 16174188, 17971320, 20217735, 26956980, 32348376, 40435470, 53913960, 80870940, 161741880]

約数ペア:

[(1, 161741880), (2, 80870940), (3, 53913960), (4, 40435470), (5, 32348376), (6, 26956980), (8, 20217735), (9, 17971320), (10, 16174188), (12, 13478490), (15, 10782792), (18, 8985660), (20, 8087094), (24, 6739245), (27, 5990440), (30, 5391396), (31, 5217480), (36, 4492830), (40, 4043547), (45, 3594264), (54, 2995220), (60, 2695698), (62, 2608740), (72, 2246415), (90, 1797132), (93, 1739160), (108, 1497610), (120, 1347849), (124, 1304370), (135, 1198088), (155, 1043496), (180, 898566), (186, 869580), (216, 748805), (248, 652185), (270, 599044), (279, 579720), (310, 521748), (360, 449283), (372, 434790), (465, 347832), (540, 299522), (558, 289860), (620, 260874), (744, 217395), (837, 193240), (930, 173916), (1080, 149761), (1116, 144930), (1240, 130437), (1395, 115944), (1674, 96620), (1860, 86958), (2232, 72465), (2790, 57972), (3348, 48310), (3720, 43479), (4185, 38648), (4831, 33480), (5580, 28986), (6696, 24155), (8370, 19324), (9662, 16740), (11160, 14493)]