131594080

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 321541920

約数和(自身を除く): 189947840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 97, 122, 139, 160, 194, 244, 278, 305, 388, 485, 488, 556, 610, 695, 776, 970, 976, 1112, 1220, 1390, 1552, 1940, 1952, 2224, 2440, 2780, 3104, 3880, 4448, 4880, 5560, 5917, 7760, 8479, 9760, 11120, 11834, 13483, 15520, 16958, 22240, 23668, 26966, 29585, 33916, 42395, 47336, 53932, 59170, 67415, 67832, 84790, 94672, 107864, 118340, 134830, 135664, 169580, 189344, 215728, 236680, 269660, 271328, 339160, 431456, 473360, 539320, 678320, 822463, 946720, 1078640, 1356640, 1644926, 2157280, 3289852, 4112315, 6579704, 8224630, 13159408, 16449260, 26318816, 32898520, 65797040, 131594080]

約数ペア:

[(1, 131594080), (2, 65797040), (4, 32898520), (5, 26318816), (8, 16449260), (10, 13159408), (16, 8224630), (20, 6579704), (32, 4112315), (40, 3289852), (61, 2157280), (80, 1644926), (97, 1356640), (122, 1078640), (139, 946720), (160, 822463), (194, 678320), (244, 539320), (278, 473360), (305, 431456), (388, 339160), (485, 271328), (488, 269660), (556, 236680), (610, 215728), (695, 189344), (776, 169580), (970, 135664), (976, 134830), (1112, 118340), (1220, 107864), (1390, 94672), (1552, 84790), (1940, 67832), (1952, 67415), (2224, 59170), (2440, 53932), (2780, 47336), (3104, 42395), (3880, 33916), (4448, 29585), (4880, 26966), (5560, 23668), (5917, 22240), (7760, 16958), (8479, 15520), (9760, 13483), (11120, 11834)]