238445648

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 540929664

約数和(自身を除く): 302484016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 107, 112, 197, 202, 214, 394, 404, 428, 707, 749, 788, 808, 856, 1379, 1414, 1498, 1576, 1616, 1712, 2758, 2828, 2996, 3152, 5516, 5656, 5992, 10807, 11032, 11312, 11984, 19897, 21079, 21614, 22064, 39794, 42158, 43228, 75649, 79588, 84316, 86456, 139279, 147553, 151298, 159176, 168632, 172912, 278558, 295106, 302596, 318352, 337264, 557116, 590212, 605192, 1114232, 1180424, 1210384, 2128979, 2228464, 2360848, 4257958, 8515916, 14902853, 17031832, 29805706, 34063664, 59611412, 119222824, 238445648]

約数ペア:

[(1, 238445648), (2, 119222824), (4, 59611412), (7, 34063664), (8, 29805706), (14, 17031832), (16, 14902853), (28, 8515916), (56, 4257958), (101, 2360848), (107, 2228464), (112, 2128979), (197, 1210384), (202, 1180424), (214, 1114232), (394, 605192), (404, 590212), (428, 557116), (707, 337264), (749, 318352), (788, 302596), (808, 295106), (856, 278558), (1379, 172912), (1414, 168632), (1498, 159176), (1576, 151298), (1616, 147553), (1712, 139279), (2758, 86456), (2828, 84316), (2996, 79588), (3152, 75649), (5516, 43228), (5656, 42158), (5992, 39794), (10807, 22064), (11032, 21614), (11312, 21079), (11984, 19897)]