131121900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1641

約数の個数: 216

約数和(自身を含む): 506155104

約数和(自身を除く): 375033204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 252, 260, 273, 300, 315, 325, 350, 364, 390, 420, 450, 455, 468, 525, 546, 585, 630, 650, 700, 780, 819, 900, 910, 975, 1050, 1092, 1170, 1260, 1300, 1365, 1575, 1601, 1638, 1820, 1950, 2100, 2275, 2340, 2730, 2925, 3150, 3202, 3276, 3900, 4095, 4550, 4803, 5460, 5850, 6300, 6404, 6825, 8005, 8190, 9100, 9606, 11207, 11700, 13650, 14409, 16010, 16380, 19212, 20475, 20813, 22414, 24015, 27300, 28818, 32020, 33621, 40025, 40950, 41626, 44828, 48030, 56035, 57636, 62439, 67242, 72045, 80050, 81900, 83252, 96060, 100863, 104065, 112070, 120075, 124878, 134484, 144090, 145691, 160100, 168105, 187317, 201726, 208130, 224140, 240150, 249756, 280175, 288180, 291382, 312195, 336210, 360225, 374634, 403452, 416260, 437073, 480300, 504315, 520325, 560350, 582764, 624390, 672420, 720450, 728455, 749268, 840525, 874146, 936585, 1008630, 1040650, 1120700, 1248780, 1311219, 1440900, 1456910, 1560975, 1681050, 1748292, 1873170, 2017260, 2081300, 2185365, 2521575, 2622438, 2913820, 3121950, 3362100, 3642275, 3746340, 4370730, 4682925, 5043150, 5244876, 6243900, 6556095, 7284550, 8741460, 9365850, 10086300, 10926825, 13112190, 14569100, 18731700, 21853650, 26224380, 32780475, 43707300, 65560950, 131121900]

約数ペア:

[(1, 131121900), (2, 65560950), (3, 43707300), (4, 32780475), (5, 26224380), (6, 21853650), (7, 18731700), (9, 14569100), (10, 13112190), (12, 10926825), (13, 10086300), (14, 9365850), (15, 8741460), (18, 7284550), (20, 6556095), (21, 6243900), (25, 5244876), (26, 5043150), (28, 4682925), (30, 4370730), (35, 3746340), (36, 3642275), (39, 3362100), (42, 3121950), (45, 2913820), (50, 2622438), (52, 2521575), (60, 2185365), (63, 2081300), (65, 2017260), (70, 1873170), (75, 1748292), (78, 1681050), (84, 1560975), (90, 1456910), (91, 1440900), (100, 1311219), (105, 1248780), (117, 1120700), (126, 1040650), (130, 1008630), (140, 936585), (150, 874146), (156, 840525), (175, 749268), (180, 728455), (182, 720450), (195, 672420), (210, 624390), (225, 582764), (234, 560350), (252, 520325), (260, 504315), (273, 480300), (300, 437073), (315, 416260), (325, 403452), (350, 374634), (364, 360225), (390, 336210), (420, 312195), (450, 291382), (455, 288180), (468, 280175), (525, 249756), (546, 240150), (585, 224140), (630, 208130), (650, 201726), (700, 187317), (780, 168105), (819, 160100), (900, 145691), (910, 144090), (975, 134484), (1050, 124878), (1092, 120075), (1170, 112070), (1260, 104065), (1300, 100863), (1365, 96060), (1575, 83252), (1601, 81900), (1638, 80050), (1820, 72045), (1950, 67242), (2100, 62439), (2275, 57636), (2340, 56035), (2730, 48030), (2925, 44828), (3150, 41626), (3202, 40950), (3276, 40025), (3900, 33621), (4095, 32020), (4550, 28818), (4803, 27300), (5460, 24015), (5850, 22414), (6300, 20813), (6404, 20475), (6825, 19212), (8005, 16380), (8190, 16010), (9100, 14409), (9606, 13650), (11207, 11700)]