147295220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 341034624

約数和(自身を除く): 193739404

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 722, 874, 887, 1444, 1748, 1774, 1805, 2185, 3548, 3610, 4370, 4435, 7220, 8303, 8740, 8870, 16606, 16853, 17740, 20401, 33212, 33706, 40802, 41515, 67412, 81604, 83030, 84265, 102005, 166060, 168530, 204010, 320207, 337060, 387619, 408020, 640414, 775238, 1280828, 1550476, 1601035, 1938095, 3202070, 3876190, 6404140, 7364761, 7752380, 14729522, 29459044, 36823805, 73647610, 147295220]

約数ペア:

[(1, 147295220), (2, 73647610), (4, 36823805), (5, 29459044), (10, 14729522), (19, 7752380), (20, 7364761), (23, 6404140), (38, 3876190), (46, 3202070), (76, 1938095), (92, 1601035), (95, 1550476), (115, 1280828), (190, 775238), (230, 640414), (361, 408020), (380, 387619), (437, 337060), (460, 320207), (722, 204010), (874, 168530), (887, 166060), (1444, 102005), (1748, 84265), (1774, 83030), (1805, 81604), (2185, 67412), (3548, 41515), (3610, 40802), (4370, 33706), (4435, 33212), (7220, 20401), (8303, 17740), (8740, 16853), (8870, 16606)]