71212140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 228953088

約数和(自身を除く): 157740948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 103, 115, 138, 167, 180, 206, 207, 230, 276, 309, 334, 345, 412, 414, 460, 501, 515, 618, 668, 690, 828, 835, 927, 1002, 1030, 1035, 1236, 1380, 1503, 1545, 1670, 1854, 2004, 2060, 2070, 2369, 2505, 3006, 3090, 3340, 3708, 3841, 4140, 4635, 4738, 5010, 6012, 6180, 7107, 7515, 7682, 9270, 9476, 10020, 11523, 11845, 14214, 15030, 15364, 17201, 18540, 19205, 21321, 23046, 23690, 28428, 30060, 34402, 34569, 35535, 38410, 42642, 46092, 47380, 51603, 57615, 68804, 69138, 71070, 76820, 85284, 86005, 103206, 106605, 115230, 138276, 142140, 154809, 172010, 172845, 206412, 213210, 230460, 258015, 309618, 344020, 345690, 395623, 426420, 516030, 619236, 691380, 774045, 791246, 1032060, 1186869, 1548090, 1582492, 1978115, 2373738, 3096180, 3560607, 3956230, 4747476, 5934345, 7121214, 7912460, 11868690, 14242428, 17803035, 23737380, 35606070, 71212140]

約数ペア:

[(1, 71212140), (2, 35606070), (3, 23737380), (4, 17803035), (5, 14242428), (6, 11868690), (9, 7912460), (10, 7121214), (12, 5934345), (15, 4747476), (18, 3956230), (20, 3560607), (23, 3096180), (30, 2373738), (36, 1978115), (45, 1582492), (46, 1548090), (60, 1186869), (69, 1032060), (90, 791246), (92, 774045), (103, 691380), (115, 619236), (138, 516030), (167, 426420), (180, 395623), (206, 345690), (207, 344020), (230, 309618), (276, 258015), (309, 230460), (334, 213210), (345, 206412), (412, 172845), (414, 172010), (460, 154809), (501, 142140), (515, 138276), (618, 115230), (668, 106605), (690, 103206), (828, 86005), (835, 85284), (927, 76820), (1002, 71070), (1030, 69138), (1035, 68804), (1236, 57615), (1380, 51603), (1503, 47380), (1545, 46092), (1670, 42642), (1854, 38410), (2004, 35535), (2060, 34569), (2070, 34402), (2369, 30060), (2505, 28428), (3006, 23690), (3090, 23046), (3340, 21321), (3708, 19205), (3841, 18540), (4140, 17201), (4635, 15364), (4738, 15030), (5010, 14214), (6012, 11845), (6180, 11523), (7107, 10020), (7515, 9476), (7682, 9270)]