1218936700780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{122503}}^1$

素因数の和:122855

約数の個数: 96

約数和(自身を含む): 2710721470464

約数和(自身を除く): 1491784769684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 223, 230, 388, 446, 460, 485, 892, 970, 1115, 1940, 2230, 2231, 4460, 4462, 5129, 8924, 10258, 11155, 20516, 21631, 22310, 25645, 43262, 44620, 51290, 86524, 102580, 108155, 122503, 216310, 245006, 432620, 490012, 497513, 612515, 995026, 1225030, 1990052, 2450060, 2487565, 2817569, 4975130, 5635138, 9950260, 11270276, 11882791, 14087845, 23765582, 27318169, 28175690, 47531164, 54636338, 56351380, 59413955, 109272676, 118827910, 136590845, 237655820, 273181690, 273304193, 546363380, 546608386, 628317887, 1093216772, 1256635774, 1366520965, 2513271548, 2649862393, 2733041930, 3141589435, 5299724786, 5466083860, 6283178870, 10599449572, 12566357740, 13249311965, 26498623930, 52997247860, 60946835039, 121893670078, 243787340156, 304734175195, 609468350390, 1218936700780]

約数ペア:

[(1, 1218936700780), (2, 609468350390), (4, 304734175195), (5, 243787340156), (10, 121893670078), (20, 60946835039), (23, 52997247860), (46, 26498623930), (92, 13249311965), (97, 12566357740), (115, 10599449572), (194, 6283178870), (223, 5466083860), (230, 5299724786), (388, 3141589435), (446, 2733041930), (460, 2649862393), (485, 2513271548), (892, 1366520965), (970, 1256635774), (1115, 1093216772), (1940, 628317887), (2230, 546608386), (2231, 546363380), (4460, 273304193), (4462, 273181690), (5129, 237655820), (8924, 136590845), (10258, 118827910), (11155, 109272676), (20516, 59413955), (21631, 56351380), (22310, 54636338), (25645, 47531164), (43262, 28175690), (44620, 27318169), (51290, 23765582), (86524, 14087845), (102580, 11882791), (108155, 11270276), (122503, 9950260), (216310, 5635138), (245006, 4975130), (432620, 2817569), (490012, 2487565), (497513, 2450060), (612515, 1990052), (995026, 1225030)]