86820160

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 140

約数和(自身を含む): 243317268

約数和(自身を除く): 156497108

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 113, 140, 160, 196, 224, 226, 245, 280, 320, 343, 392, 448, 452, 490, 560, 565, 686, 784, 791, 904, 980, 1120, 1130, 1372, 1568, 1582, 1715, 1808, 1960, 2240, 2260, 2401, 2744, 3136, 3164, 3430, 3616, 3920, 3955, 4520, 4802, 5488, 5537, 6328, 6860, 7232, 7840, 7910, 9040, 9604, 10976, 11074, 12005, 12656, 13720, 15680, 15820, 18080, 19208, 21952, 22148, 24010, 25312, 27440, 27685, 31640, 36160, 38416, 38759, 44296, 48020, 50624, 54880, 55370, 63280, 76832, 77518, 88592, 96040, 109760, 110740, 126560, 153664, 155036, 177184, 192080, 193795, 221480, 253120, 271313, 310072, 354368, 384160, 387590, 442960, 542626, 620144, 768320, 775180, 885920, 1085252, 1240288, 1356565, 1550360, 1771840, 2170504, 2480576, 2713130, 3100720, 4341008, 5426260, 6201440, 8682016, 10852520, 12402880, 17364032, 21705040, 43410080, 86820160]

約数ペア:

[(1, 86820160), (2, 43410080), (4, 21705040), (5, 17364032), (7, 12402880), (8, 10852520), (10, 8682016), (14, 6201440), (16, 5426260), (20, 4341008), (28, 3100720), (32, 2713130), (35, 2480576), (40, 2170504), (49, 1771840), (56, 1550360), (64, 1356565), (70, 1240288), (80, 1085252), (98, 885920), (112, 775180), (113, 768320), (140, 620144), (160, 542626), (196, 442960), (224, 387590), (226, 384160), (245, 354368), (280, 310072), (320, 271313), (343, 253120), (392, 221480), (448, 193795), (452, 192080), (490, 177184), (560, 155036), (565, 153664), (686, 126560), (784, 110740), (791, 109760), (904, 96040), (980, 88592), (1120, 77518), (1130, 76832), (1372, 63280), (1568, 55370), (1582, 54880), (1715, 50624), (1808, 48020), (1960, 44296), (2240, 38759), (2260, 38416), (2401, 36160), (2744, 31640), (3136, 27685), (3164, 27440), (3430, 25312), (3616, 24010), (3920, 22148), (3955, 21952), (4520, 19208), (4802, 18080), (5488, 15820), (5537, 15680), (6328, 13720), (6860, 12656), (7232, 12005), (7840, 11074), (7910, 10976), (9040, 9604)]