28189440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{2447}}^1$

素因数の和:2474

約数の個数: 108

約数和(自身を含む): 97572384

約数和(自身を除く): 69382944

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2447, 2880, 3840, 4894, 5760, 7341, 9788, 11520, 12235, 14682, 19576, 22023, 24470, 29364, 36705, 39152, 44046, 48940, 58728, 73410, 78304, 88092, 97880, 110115, 117456, 146820, 156608, 176184, 195760, 220230, 234912, 293640, 313216, 352368, 391520, 440460, 469824, 587280, 626432, 704736, 783040, 880920, 939648, 1174560, 1409472, 1566080, 1761840, 1879296, 2349120, 2818944, 3132160, 3523680, 4698240, 5637888, 7047360, 9396480, 14094720, 28189440]

約数ペア:

[(1, 28189440), (2, 14094720), (3, 9396480), (4, 7047360), (5, 5637888), (6, 4698240), (8, 3523680), (9, 3132160), (10, 2818944), (12, 2349120), (15, 1879296), (16, 1761840), (18, 1566080), (20, 1409472), (24, 1174560), (30, 939648), (32, 880920), (36, 783040), (40, 704736), (45, 626432), (48, 587280), (60, 469824), (64, 440460), (72, 391520), (80, 352368), (90, 313216), (96, 293640), (120, 234912), (128, 220230), (144, 195760), (160, 176184), (180, 156608), (192, 146820), (240, 117456), (256, 110115), (288, 97880), (320, 88092), (360, 78304), (384, 73410), (480, 58728), (576, 48940), (640, 44046), (720, 39152), (768, 36705), (960, 29364), (1152, 24470), (1280, 22023), (1440, 19576), (1920, 14682), (2304, 12235), (2447, 11520), (2880, 9788), (3840, 7341), (4894, 5760)]