401060360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 993686400

約数和(自身を除く): 592626040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 61, 76, 82, 95, 122, 152, 164, 190, 205, 211, 244, 305, 328, 380, 410, 422, 488, 610, 760, 779, 820, 844, 1055, 1159, 1220, 1558, 1640, 1688, 2110, 2318, 2440, 2501, 3116, 3895, 4009, 4220, 4636, 5002, 5795, 6232, 7790, 8018, 8440, 8651, 9272, 10004, 11590, 12505, 12871, 15580, 16036, 17302, 20008, 20045, 23180, 25010, 25742, 31160, 32072, 34604, 40090, 43255, 46360, 47519, 50020, 51484, 64355, 69208, 80180, 86510, 95038, 100040, 102968, 128710, 160360, 164369, 173020, 190076, 237595, 244549, 257420, 328738, 346040, 380152, 475190, 489098, 514840, 527711, 657476, 821845, 950380, 978196, 1055422, 1222745, 1314952, 1643690, 1900760, 1956392, 2110844, 2445490, 2638555, 3287380, 4221688, 4890980, 5277110, 6574760, 9781960, 10026509, 10554220, 20053018, 21108440, 40106036, 50132545, 80212072, 100265090, 200530180, 401060360]

約数ペア:

[(1, 401060360), (2, 200530180), (4, 100265090), (5, 80212072), (8, 50132545), (10, 40106036), (19, 21108440), (20, 20053018), (38, 10554220), (40, 10026509), (41, 9781960), (61, 6574760), (76, 5277110), (82, 4890980), (95, 4221688), (122, 3287380), (152, 2638555), (164, 2445490), (190, 2110844), (205, 1956392), (211, 1900760), (244, 1643690), (305, 1314952), (328, 1222745), (380, 1055422), (410, 978196), (422, 950380), (488, 821845), (610, 657476), (760, 527711), (779, 514840), (820, 489098), (844, 475190), (1055, 380152), (1159, 346040), (1220, 328738), (1558, 257420), (1640, 244549), (1688, 237595), (2110, 190076), (2318, 173020), (2440, 164369), (2501, 160360), (3116, 128710), (3895, 102968), (4009, 100040), (4220, 95038), (4636, 86510), (5002, 80180), (5795, 69208), (6232, 64355), (7790, 51484), (8018, 50020), (8440, 47519), (8651, 46360), (9272, 43255), (10004, 40090), (11590, 34604), (12505, 32072), (12871, 31160), (15580, 25742), (16036, 25010), (17302, 23180), (20008, 20045)]