133728080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 331020480

約数和(自身を除く): 197292400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 907, 970, 1520, 1552, 1814, 1843, 1940, 3628, 3686, 3880, 4535, 7256, 7372, 7760, 9070, 9215, 14512, 14744, 17233, 18140, 18430, 29488, 34466, 36280, 36860, 68932, 72560, 73720, 86165, 87979, 137864, 147440, 172330, 175958, 275728, 344660, 351916, 439895, 689320, 703832, 879790, 1378640, 1407664, 1671601, 1759580, 3343202, 3519160, 6686404, 7038320, 8358005, 13372808, 16716010, 26745616, 33432020, 66864040, 133728080]

約数ペア:

[(1, 133728080), (2, 66864040), (4, 33432020), (5, 26745616), (8, 16716010), (10, 13372808), (16, 8358005), (19, 7038320), (20, 6686404), (38, 3519160), (40, 3343202), (76, 1759580), (80, 1671601), (95, 1407664), (97, 1378640), (152, 879790), (190, 703832), (194, 689320), (304, 439895), (380, 351916), (388, 344660), (485, 275728), (760, 175958), (776, 172330), (907, 147440), (970, 137864), (1520, 87979), (1552, 86165), (1814, 73720), (1843, 72560), (1940, 68932), (3628, 36860), (3686, 36280), (3880, 34466), (4535, 29488), (7256, 18430), (7372, 18140), (7760, 17233), (9070, 14744), (9215, 14512)]