1181394160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^3\times {\mathrm{2153}}^1$

素因数の和:2223

約数の個数: 80

約数和(自身を含む): 2900662560

約数和(自身を除く): 1719268400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2153, 2888, 3610, 4306, 5776, 6859, 7220, 8612, 10765, 13718, 14440, 17224, 21530, 27436, 28880, 34295, 34448, 40907, 43060, 54872, 68590, 81814, 86120, 109744, 137180, 163628, 172240, 204535, 274360, 327256, 409070, 548720, 654512, 777233, 818140, 1554466, 1636280, 3108932, 3272560, 3886165, 6217864, 7772330, 12435728, 14767427, 15544660, 29534854, 31089320, 59069708, 62178640, 73837135, 118139416, 147674270, 236278832, 295348540, 590697080, 1181394160]

約数ペア:

[(1, 1181394160), (2, 590697080), (4, 295348540), (5, 236278832), (8, 147674270), (10, 118139416), (16, 73837135), (19, 62178640), (20, 59069708), (38, 31089320), (40, 29534854), (76, 15544660), (80, 14767427), (95, 12435728), (152, 7772330), (190, 6217864), (304, 3886165), (361, 3272560), (380, 3108932), (722, 1636280), (760, 1554466), (1444, 818140), (1520, 777233), (1805, 654512), (2153, 548720), (2888, 409070), (3610, 327256), (4306, 274360), (5776, 204535), (6859, 172240), (7220, 163628), (8612, 137180), (10765, 109744), (13718, 86120), (14440, 81814), (17224, 68590), (21530, 54872), (27436, 43060), (28880, 40907), (34295, 34448)]