331765840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31181}}^1$

素因数の和:31220

約数の個数: 80

約数和(自身を含む): 927976320

約数和(自身を除く): 596210480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 31181, 62362, 124724, 155905, 218267, 249448, 311810, 436534, 498896, 592439, 623620, 873068, 1091335, 1184878, 1247240, 1746136, 2182670, 2369756, 2494480, 2962195, 3492272, 4147073, 4365340, 4739512, 5924390, 8294146, 8730680, 9479024, 11848780, 16588292, 17461360, 20735365, 23697560, 33176584, 41470730, 47395120, 66353168, 82941460, 165882920, 331765840]

約数ペア:

[(1, 331765840), (2, 165882920), (4, 82941460), (5, 66353168), (7, 47395120), (8, 41470730), (10, 33176584), (14, 23697560), (16, 20735365), (19, 17461360), (20, 16588292), (28, 11848780), (35, 9479024), (38, 8730680), (40, 8294146), (56, 5924390), (70, 4739512), (76, 4365340), (80, 4147073), (95, 3492272), (112, 2962195), (133, 2494480), (140, 2369756), (152, 2182670), (190, 1746136), (266, 1247240), (280, 1184878), (304, 1091335), (380, 873068), (532, 623620), (560, 592439), (665, 498896), (760, 436534), (1064, 311810), (1330, 249448), (1520, 218267), (2128, 155905), (2660, 124724), (5320, 62362), (10640, 31181)]