240795854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 442532160

約数和(自身を除く): 201736306

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 53, 106, 221, 247, 323, 442, 494, 541, 646, 689, 901, 1007, 1082, 1378, 1802, 2014, 4199, 7033, 8398, 9197, 10279, 11713, 13091, 14066, 17119, 18394, 20558, 23426, 26182, 28673, 34238, 57346, 119561, 133627, 174743, 222547, 239122, 267254, 349486, 372749, 445094, 487441, 544787, 745498, 974882, 1089574, 2271659, 4543318, 6336733, 7082231, 9261379, 12673466, 14164462, 18522758, 120397927, 240795854]

約数ペア:

[(1, 240795854), (2, 120397927), (13, 18522758), (17, 14164462), (19, 12673466), (26, 9261379), (34, 7082231), (38, 6336733), (53, 4543318), (106, 2271659), (221, 1089574), (247, 974882), (323, 745498), (442, 544787), (494, 487441), (541, 445094), (646, 372749), (689, 349486), (901, 267254), (1007, 239122), (1082, 222547), (1378, 174743), (1802, 133627), (2014, 119561), (4199, 57346), (7033, 34238), (8398, 28673), (9197, 26182), (10279, 23426), (11713, 20558), (13091, 18394), (14066, 17119)]