280654476

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 662457600

約数和(自身を除く): 381803124

約数列:

[1, 2, 3, 4, 6, 12, 199, 211, 398, 422, 557, 597, 633, 796, 844, 1114, 1194, 1266, 1671, 2228, 2388, 2532, 3342, 6684, 41989, 83978, 110843, 117527, 125967, 167956, 221686, 235054, 251934, 332529, 352581, 443372, 470108, 503868, 665058, 705162, 1330116, 1410324, 23387873, 46775746, 70163619, 93551492, 140327238, 280654476]

約数ペア:

[(1, 280654476), (2, 140327238), (3, 93551492), (4, 70163619), (6, 46775746), (12, 23387873), (199, 1410324), (211, 1330116), (398, 705162), (422, 665058), (557, 503868), (597, 470108), (633, 443372), (796, 352581), (844, 332529), (1114, 251934), (1194, 235054), (1266, 221686), (1671, 167956), (2228, 125967), (2388, 117527), (2532, 110843), (3342, 83978), (6684, 41989)]