131427520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2551}}^1$

素因数の和:2598

約数の個数: 112

約数和(自身を含む): 373367808

約数和(自身を除く): 241940288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2551, 2576, 3220, 3680, 5102, 5152, 6440, 7360, 10204, 10304, 12755, 12880, 17857, 20408, 25510, 25760, 35714, 40816, 51020, 51520, 58673, 71428, 81632, 89285, 102040, 117346, 142856, 163264, 178570, 204080, 234692, 285712, 293365, 357140, 408160, 410711, 469384, 571424, 586730, 714280, 816320, 821422, 938768, 1142848, 1173460, 1428560, 1642844, 1877536, 2053555, 2346920, 2857120, 3285688, 3755072, 4107110, 4693840, 5714240, 6571376, 8214220, 9387680, 13142752, 16428440, 18775360, 26285504, 32856880, 65713760, 131427520]

約数ペア:

[(1, 131427520), (2, 65713760), (4, 32856880), (5, 26285504), (7, 18775360), (8, 16428440), (10, 13142752), (14, 9387680), (16, 8214220), (20, 6571376), (23, 5714240), (28, 4693840), (32, 4107110), (35, 3755072), (40, 3285688), (46, 2857120), (56, 2346920), (64, 2053555), (70, 1877536), (80, 1642844), (92, 1428560), (112, 1173460), (115, 1142848), (140, 938768), (160, 821422), (161, 816320), (184, 714280), (224, 586730), (230, 571424), (280, 469384), (320, 410711), (322, 408160), (368, 357140), (448, 293365), (460, 285712), (560, 234692), (644, 204080), (736, 178570), (805, 163264), (920, 142856), (1120, 117346), (1288, 102040), (1472, 89285), (1610, 81632), (1840, 71428), (2240, 58673), (2551, 51520), (2576, 51020), (3220, 40816), (3680, 35714), (5102, 25760), (5152, 25510), (6440, 20408), (7360, 17857), (10204, 12880), (10304, 12755)]