218423652020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{67211}}^1$

素因数の和:67533

約数の個数: 96

約数和(自身を含む): 531157616640

約数和(自身を除く): 312733964620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 167, 278, 334, 556, 668, 695, 835, 973, 1169, 1390, 1670, 1946, 2338, 2780, 3340, 3892, 4676, 4865, 5845, 9730, 11690, 19460, 23213, 23380, 46426, 67211, 92852, 116065, 134422, 162491, 232130, 268844, 324982, 336055, 464260, 470477, 649964, 672110, 812455, 940954, 1344220, 1624910, 1881908, 2352385, 3249820, 4704770, 9342329, 9409540, 11224237, 18684658, 22448474, 37369316, 44896948, 46711645, 56121185, 65396303, 78569659, 93423290, 112242370, 130792606, 157139318, 186846580, 224484740, 261585212, 314278636, 326981515, 392848295, 653963030, 785696590, 1307926060, 1560168943, 1571393180, 3120337886, 6240675772, 7800844715, 10921182601, 15601689430, 21842365202, 31203378860, 43684730404, 54605913005, 109211826010, 218423652020]

約数ペア:

[(1, 218423652020), (2, 109211826010), (4, 54605913005), (5, 43684730404), (7, 31203378860), (10, 21842365202), (14, 15601689430), (20, 10921182601), (28, 7800844715), (35, 6240675772), (70, 3120337886), (139, 1571393180), (140, 1560168943), (167, 1307926060), (278, 785696590), (334, 653963030), (556, 392848295), (668, 326981515), (695, 314278636), (835, 261585212), (973, 224484740), (1169, 186846580), (1390, 157139318), (1670, 130792606), (1946, 112242370), (2338, 93423290), (2780, 78569659), (3340, 65396303), (3892, 56121185), (4676, 46711645), (4865, 44896948), (5845, 37369316), (9730, 22448474), (11690, 18684658), (19460, 11224237), (23213, 9409540), (23380, 9342329), (46426, 4704770), (67211, 3249820), (92852, 2352385), (116065, 1881908), (134422, 1624910), (162491, 1344220), (232130, 940954), (268844, 812455), (324982, 672110), (336055, 649964), (464260, 470477)]