72681300

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{997}}^1$

素因数の和:1029

約数の個数: 126

約数和(自身を含む): 236706638

約数和(自身を除く): 164025338

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 997, 1215, 1350, 1458, 1620, 1994, 2025, 2430, 2700, 2916, 2991, 3645, 3988, 4050, 4860, 4985, 5982, 6075, 7290, 8100, 8973, 9970, 11964, 12150, 14580, 14955, 17946, 18225, 19940, 24300, 24925, 26919, 29910, 35892, 36450, 44865, 49850, 53838, 59820, 72900, 74775, 80757, 89730, 99700, 107676, 134595, 149550, 161514, 179460, 224325, 242271, 269190, 299100, 323028, 403785, 448650, 484542, 538380, 672975, 726813, 807570, 897300, 969084, 1211355, 1345950, 1453626, 1615140, 2018925, 2422710, 2691900, 2907252, 3634065, 4037850, 4845420, 6056775, 7268130, 8075700, 12113550, 14536260, 18170325, 24227100, 36340650, 72681300]

約数ペア:

[(1, 72681300), (2, 36340650), (3, 24227100), (4, 18170325), (5, 14536260), (6, 12113550), (9, 8075700), (10, 7268130), (12, 6056775), (15, 4845420), (18, 4037850), (20, 3634065), (25, 2907252), (27, 2691900), (30, 2422710), (36, 2018925), (45, 1615140), (50, 1453626), (54, 1345950), (60, 1211355), (75, 969084), (81, 897300), (90, 807570), (100, 726813), (108, 672975), (135, 538380), (150, 484542), (162, 448650), (180, 403785), (225, 323028), (243, 299100), (270, 269190), (300, 242271), (324, 224325), (405, 179460), (450, 161514), (486, 149550), (540, 134595), (675, 107676), (729, 99700), (810, 89730), (900, 80757), (972, 74775), (997, 72900), (1215, 59820), (1350, 53838), (1458, 49850), (1620, 44865), (1994, 36450), (2025, 35892), (2430, 29910), (2700, 26919), (2916, 24925), (2991, 24300), (3645, 19940), (3988, 18225), (4050, 17946), (4860, 14955), (4985, 14580), (5982, 12150), (6075, 11964), (7290, 9970), (8100, 8973)]