215837872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:714

約数の個数: 80

約数和(自身を含む): 467430400

約数和(自身を除く): 251592528

約数列:

[1, 2, 4, 8, 16, 19, 31, 37, 38, 62, 74, 76, 124, 148, 152, 248, 296, 304, 496, 589, 592, 619, 703, 1147, 1178, 1238, 1406, 2294, 2356, 2476, 2812, 4588, 4712, 4952, 5624, 9176, 9424, 9904, 11248, 11761, 18352, 19189, 21793, 22903, 23522, 38378, 43586, 45806, 47044, 76756, 87172, 91612, 94088, 153512, 174344, 183224, 188176, 307024, 348688, 364591, 366448, 435157, 709993, 729182, 870314, 1419986, 1458364, 1740628, 2839972, 2916728, 3481256, 5679944, 5833456, 6962512, 11359888, 13489867, 26979734, 53959468, 107918936, 215837872]

約数ペア:

[(1, 215837872), (2, 107918936), (4, 53959468), (8, 26979734), (16, 13489867), (19, 11359888), (31, 6962512), (37, 5833456), (38, 5679944), (62, 3481256), (74, 2916728), (76, 2839972), (124, 1740628), (148, 1458364), (152, 1419986), (248, 870314), (296, 729182), (304, 709993), (496, 435157), (589, 366448), (592, 364591), (619, 348688), (703, 307024), (1147, 188176), (1178, 183224), (1238, 174344), (1406, 153512), (2294, 94088), (2356, 91612), (2476, 87172), (2812, 76756), (4588, 47044), (4712, 45806), (4952, 43586), (5624, 38378), (9176, 23522), (9424, 22903), (9904, 21793), (11248, 19189), (11761, 18352)]