80904960

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2341}}^1$

素因数の和:2371

約数の個数: 144

約数和(自身を含む): 287222880

約数和(自身を除く): 206317920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2341, 2880, 3456, 3840, 4320, 4682, 5760, 6912, 7023, 8640, 9364, 11520, 11705, 14046, 17280, 18728, 21069, 23410, 28092, 34560, 35115, 37456, 42138, 46820, 56184, 63207, 70230, 74912, 84276, 93640, 105345, 112368, 126414, 140460, 149824, 168552, 187280, 210690, 224736, 252828, 280920, 299648, 316035, 337104, 374560, 421380, 449472, 505656, 561840, 599296, 632070, 674208, 749120, 842760, 898944, 1011312, 1123680, 1264140, 1348416, 1498240, 1685520, 1797888, 2022624, 2247360, 2528280, 2696832, 2996480, 3371040, 4045248, 4494720, 5056560, 5393664, 6742080, 8090496, 8989440, 10113120, 13484160, 16180992, 20226240, 26968320, 40452480, 80904960]

約数ペア:

[(1, 80904960), (2, 40452480), (3, 26968320), (4, 20226240), (5, 16180992), (6, 13484160), (8, 10113120), (9, 8989440), (10, 8090496), (12, 6742080), (15, 5393664), (16, 5056560), (18, 4494720), (20, 4045248), (24, 3371040), (27, 2996480), (30, 2696832), (32, 2528280), (36, 2247360), (40, 2022624), (45, 1797888), (48, 1685520), (54, 1498240), (60, 1348416), (64, 1264140), (72, 1123680), (80, 1011312), (90, 898944), (96, 842760), (108, 749120), (120, 674208), (128, 632070), (135, 599296), (144, 561840), (160, 505656), (180, 449472), (192, 421380), (216, 374560), (240, 337104), (256, 316035), (270, 299648), (288, 280920), (320, 252828), (360, 224736), (384, 210690), (432, 187280), (480, 168552), (540, 149824), (576, 140460), (640, 126414), (720, 112368), (768, 105345), (864, 93640), (960, 84276), (1080, 74912), (1152, 70230), (1280, 63207), (1440, 56184), (1728, 46820), (1920, 42138), (2160, 37456), (2304, 35115), (2341, 34560), (2880, 28092), (3456, 23410), (3840, 21069), (4320, 18728), (4682, 17280), (5760, 14046), (6912, 11705), (7023, 11520), (8640, 9364)]