179376280

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 413411040

約数和(自身を除く): 234034760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 166, 194, 332, 388, 415, 485, 557, 664, 776, 830, 970, 1114, 1660, 1940, 2228, 2785, 3320, 3880, 4456, 5570, 8051, 11140, 16102, 22280, 32204, 40255, 46231, 54029, 64408, 80510, 92462, 108058, 161020, 184924, 216116, 231155, 270145, 322040, 369848, 432232, 462310, 540290, 924620, 1080580, 1849240, 2161160, 4484407, 8968814, 17937628, 22422035, 35875256, 44844070, 89688140, 179376280]

約数ペア:

[(1, 179376280), (2, 89688140), (4, 44844070), (5, 35875256), (8, 22422035), (10, 17937628), (20, 8968814), (40, 4484407), (83, 2161160), (97, 1849240), (166, 1080580), (194, 924620), (332, 540290), (388, 462310), (415, 432232), (485, 369848), (557, 322040), (664, 270145), (776, 231155), (830, 216116), (970, 184924), (1114, 161020), (1660, 108058), (1940, 92462), (2228, 80510), (2785, 64408), (3320, 54029), (3880, 46231), (4456, 40255), (5570, 32204), (8051, 22280), (11140, 16102)]