31479300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 103118400

約数和(自身を除く): 71639100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 89, 90, 100, 108, 131, 135, 150, 178, 180, 225, 262, 267, 270, 300, 356, 393, 445, 450, 524, 534, 540, 655, 675, 786, 801, 890, 900, 1068, 1179, 1310, 1335, 1350, 1572, 1602, 1780, 1965, 2225, 2358, 2403, 2620, 2670, 2700, 3204, 3275, 3537, 3930, 4005, 4450, 4716, 4806, 5340, 5895, 6550, 6675, 7074, 7860, 8010, 8900, 9612, 9825, 11659, 11790, 12015, 13100, 13350, 14148, 16020, 17685, 19650, 20025, 23318, 23580, 24030, 26700, 29475, 34977, 35370, 39300, 40050, 46636, 48060, 58295, 58950, 60075, 69954, 70740, 80100, 88425, 104931, 116590, 117900, 120150, 139908, 174885, 176850, 209862, 233180, 240300, 291475, 314793, 349770, 353700, 419724, 524655, 582950, 629586, 699540, 874425, 1049310, 1165900, 1259172, 1573965, 1748850, 2098620, 2623275, 3147930, 3497700, 5246550, 6295860, 7869825, 10493100, 15739650, 31479300]

約数ペア:

[(1, 31479300), (2, 15739650), (3, 10493100), (4, 7869825), (5, 6295860), (6, 5246550), (9, 3497700), (10, 3147930), (12, 2623275), (15, 2098620), (18, 1748850), (20, 1573965), (25, 1259172), (27, 1165900), (30, 1049310), (36, 874425), (45, 699540), (50, 629586), (54, 582950), (60, 524655), (75, 419724), (89, 353700), (90, 349770), (100, 314793), (108, 291475), (131, 240300), (135, 233180), (150, 209862), (178, 176850), (180, 174885), (225, 139908), (262, 120150), (267, 117900), (270, 116590), (300, 104931), (356, 88425), (393, 80100), (445, 70740), (450, 69954), (524, 60075), (534, 58950), (540, 58295), (655, 48060), (675, 46636), (786, 40050), (801, 39300), (890, 35370), (900, 34977), (1068, 29475), (1179, 26700), (1310, 24030), (1335, 23580), (1350, 23318), (1572, 20025), (1602, 19650), (1780, 17685), (1965, 16020), (2225, 14148), (2358, 13350), (2403, 13100), (2620, 12015), (2670, 11790), (2700, 11659), (3204, 9825), (3275, 9612), (3537, 8900), (3930, 8010), (4005, 7860), (4450, 7074), (4716, 6675), (4806, 6550), (5340, 5895)]