161817120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1091}}^1$

素因数の和:1215

約数の個数: 144

約数和(自身を含む): 558073152

約数和(自身を除く): 396256032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 103, 120, 144, 160, 180, 206, 240, 288, 309, 360, 412, 480, 515, 618, 720, 824, 927, 1030, 1091, 1236, 1440, 1545, 1648, 1854, 2060, 2182, 2472, 3090, 3273, 3296, 3708, 4120, 4364, 4635, 4944, 5455, 6180, 6546, 7416, 8240, 8728, 9270, 9819, 9888, 10910, 12360, 13092, 14832, 16365, 16480, 17456, 18540, 19638, 21820, 24720, 26184, 29664, 32730, 34912, 37080, 39276, 43640, 49095, 49440, 52368, 65460, 74160, 78552, 87280, 98190, 104736, 112373, 130920, 148320, 157104, 174560, 196380, 224746, 261840, 314208, 337119, 392760, 449492, 523680, 561865, 674238, 785520, 898984, 1011357, 1123730, 1348476, 1571040, 1685595, 1797968, 2022714, 2247460, 2696952, 3371190, 3595936, 4045428, 4494920, 5056785, 5393904, 6742380, 8090856, 8989840, 10113570, 10787808, 13484760, 16181712, 17979680, 20227140, 26969520, 32363424, 40454280, 53939040, 80908560, 161817120]

約数ペア:

[(1, 161817120), (2, 80908560), (3, 53939040), (4, 40454280), (5, 32363424), (6, 26969520), (8, 20227140), (9, 17979680), (10, 16181712), (12, 13484760), (15, 10787808), (16, 10113570), (18, 8989840), (20, 8090856), (24, 6742380), (30, 5393904), (32, 5056785), (36, 4494920), (40, 4045428), (45, 3595936), (48, 3371190), (60, 2696952), (72, 2247460), (80, 2022714), (90, 1797968), (96, 1685595), (103, 1571040), (120, 1348476), (144, 1123730), (160, 1011357), (180, 898984), (206, 785520), (240, 674238), (288, 561865), (309, 523680), (360, 449492), (412, 392760), (480, 337119), (515, 314208), (618, 261840), (720, 224746), (824, 196380), (927, 174560), (1030, 157104), (1091, 148320), (1236, 130920), (1440, 112373), (1545, 104736), (1648, 98190), (1854, 87280), (2060, 78552), (2182, 74160), (2472, 65460), (3090, 52368), (3273, 49440), (3296, 49095), (3708, 43640), (4120, 39276), (4364, 37080), (4635, 34912), (4944, 32730), (5455, 29664), (6180, 26184), (6546, 24720), (7416, 21820), (8240, 19638), (8728, 18540), (9270, 17456), (9819, 16480), (9888, 16365), (10910, 14832), (12360, 13092)]