818857060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4217}}^1$

素因数の和:4325

約数の個数: 96

約数和(自身を含む): 2097527040

約数和(自身を除く): 1278669980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 73, 76, 95, 133, 140, 146, 190, 266, 292, 365, 380, 511, 532, 665, 730, 1022, 1330, 1387, 1460, 2044, 2555, 2660, 2774, 4217, 5110, 5548, 6935, 8434, 9709, 10220, 13870, 16868, 19418, 21085, 27740, 29519, 38836, 42170, 48545, 59038, 80123, 84340, 97090, 118076, 147595, 160246, 194180, 295190, 307841, 320492, 400615, 560861, 590380, 615682, 801230, 1121722, 1231364, 1539205, 1602460, 2154887, 2243444, 2804305, 3078410, 4309774, 5608610, 5848979, 6156820, 8619548, 10774435, 11217220, 11697958, 21548870, 23395916, 29244895, 40942853, 43097740, 58489790, 81885706, 116979580, 163771412, 204714265, 409428530, 818857060]

約数ペア:

[(1, 818857060), (2, 409428530), (4, 204714265), (5, 163771412), (7, 116979580), (10, 81885706), (14, 58489790), (19, 43097740), (20, 40942853), (28, 29244895), (35, 23395916), (38, 21548870), (70, 11697958), (73, 11217220), (76, 10774435), (95, 8619548), (133, 6156820), (140, 5848979), (146, 5608610), (190, 4309774), (266, 3078410), (292, 2804305), (365, 2243444), (380, 2154887), (511, 1602460), (532, 1539205), (665, 1231364), (730, 1121722), (1022, 801230), (1330, 615682), (1387, 590380), (1460, 560861), (2044, 400615), (2555, 320492), (2660, 307841), (2774, 295190), (4217, 194180), (5110, 160246), (5548, 147595), (6935, 118076), (8434, 97090), (9709, 84340), (10220, 80123), (13870, 59038), (16868, 48545), (19418, 42170), (21085, 38836), (27740, 29519)]