123172590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1473

約数の個数: 64

約数和(自身を含む): 310957056

約数和(自身を除く): 187784466

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 137, 138, 230, 274, 345, 411, 685, 690, 822, 1303, 1370, 2055, 2606, 3151, 3909, 4110, 6302, 6515, 7818, 9453, 13030, 15755, 18906, 19545, 29969, 31510, 39090, 47265, 59938, 89907, 94530, 149845, 178511, 179814, 299690, 357022, 449535, 535533, 892555, 899070, 1071066, 1785110, 2677665, 4105753, 5355330, 8211506, 12317259, 20528765, 24634518, 41057530, 61586295, 123172590]

約数ペア:

[(1, 123172590), (2, 61586295), (3, 41057530), (5, 24634518), (6, 20528765), (10, 12317259), (15, 8211506), (23, 5355330), (30, 4105753), (46, 2677665), (69, 1785110), (115, 1071066), (137, 899070), (138, 892555), (230, 535533), (274, 449535), (345, 357022), (411, 299690), (685, 179814), (690, 178511), (822, 149845), (1303, 94530), (1370, 89907), (2055, 59938), (2606, 47265), (3151, 39090), (3909, 31510), (4110, 29969), (6302, 19545), (6515, 18906), (7818, 15755), (9453, 13030)]