72900340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 168981120

約数和(自身を除く): 96080780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 439, 460, 722, 874, 878, 1444, 1748, 1756, 1805, 2185, 2195, 3610, 4370, 4390, 7220, 8303, 8341, 8740, 8780, 10097, 16606, 16682, 20194, 33212, 33364, 40388, 41515, 41705, 50485, 83030, 83410, 100970, 158479, 166060, 166820, 191843, 201940, 316958, 383686, 633916, 767372, 792395, 959215, 1584790, 1918430, 3169580, 3645017, 3836860, 7290034, 14580068, 18225085, 36450170, 72900340]

約数ペア:

[(1, 72900340), (2, 36450170), (4, 18225085), (5, 14580068), (10, 7290034), (19, 3836860), (20, 3645017), (23, 3169580), (38, 1918430), (46, 1584790), (76, 959215), (92, 792395), (95, 767372), (115, 633916), (190, 383686), (230, 316958), (361, 201940), (380, 191843), (437, 166820), (439, 166060), (460, 158479), (722, 100970), (874, 83410), (878, 83030), (1444, 50485), (1748, 41705), (1756, 41515), (1805, 40388), (2185, 33364), (2195, 33212), (3610, 20194), (4370, 16682), (4390, 16606), (7220, 10097), (8303, 8780), (8341, 8740)]