20180177150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:719

約数の個数: 144

約数和(自身を含む): 44413050240

約数和(自身を除く): 24232873090

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 103, 175, 206, 211, 245, 350, 379, 422, 490, 515, 721, 758, 1030, 1055, 1225, 1442, 1477, 1895, 2110, 2450, 2575, 2653, 2954, 3605, 3790, 5047, 5150, 5275, 5306, 7210, 7385, 9475, 10094, 10339, 10550, 13265, 14770, 18025, 18571, 18950, 20678, 21733, 25235, 26530, 36050, 36925, 37142, 39037, 43466, 50470, 51695, 66325, 73850, 78074, 79969, 92855, 103390, 108665, 126175, 132650, 152131, 159938, 185710, 195185, 217330, 252350, 258475, 273259, 304262, 390370, 399845, 464275, 516950, 543325, 546518, 559783, 760655, 799690, 928550, 975925, 1064917, 1086650, 1119566, 1366295, 1521310, 1912813, 1951850, 1999225, 2129834, 2732590, 2798915, 3803275, 3825626, 3918481, 3998450, 5324585, 5597830, 6831475, 7606550, 7836962, 8236807, 9564065, 10649170, 13662950, 13994575, 16473614, 19128130, 19592405, 26622925, 27989150, 39184810, 41184035, 47820325, 53245850, 57657649, 82368070, 95640650, 97962025, 115315298, 195924050, 205920175, 288288245, 403603543, 411840350, 576576490, 807207086, 1441441225, 2018017715, 2882882450, 4036035430, 10090088575, 20180177150]

約数ペア:

[(1, 20180177150), (2, 10090088575), (5, 4036035430), (7, 2882882450), (10, 2018017715), (14, 1441441225), (25, 807207086), (35, 576576490), (49, 411840350), (50, 403603543), (70, 288288245), (98, 205920175), (103, 195924050), (175, 115315298), (206, 97962025), (211, 95640650), (245, 82368070), (350, 57657649), (379, 53245850), (422, 47820325), (490, 41184035), (515, 39184810), (721, 27989150), (758, 26622925), (1030, 19592405), (1055, 19128130), (1225, 16473614), (1442, 13994575), (1477, 13662950), (1895, 10649170), (2110, 9564065), (2450, 8236807), (2575, 7836962), (2653, 7606550), (2954, 6831475), (3605, 5597830), (3790, 5324585), (5047, 3998450), (5150, 3918481), (5275, 3825626), (5306, 3803275), (7210, 2798915), (7385, 2732590), (9475, 2129834), (10094, 1999225), (10339, 1951850), (10550, 1912813), (13265, 1521310), (14770, 1366295), (18025, 1119566), (18571, 1086650), (18950, 1064917), (20678, 975925), (21733, 928550), (25235, 799690), (26530, 760655), (36050, 559783), (36925, 546518), (37142, 543325), (39037, 516950), (43466, 464275), (50470, 399845), (51695, 390370), (66325, 304262), (73850, 273259), (78074, 258475), (79969, 252350), (92855, 217330), (103390, 195185), (108665, 185710), (126175, 159938), (132650, 152131)]