72090720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3851}}^1$

素因数の和:3885

約数の個数: 144

約数和(自身を含む): 265002192

約数和(自身を除く): 192911472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 3851, 4680, 6240, 7702, 9360, 11553, 15404, 18720, 19255, 23106, 30808, 34659, 38510, 46212, 50063, 57765, 61616, 69318, 77020, 92424, 100126, 115530, 123232, 138636, 150189, 154040, 173295, 184848, 200252, 231060, 250315, 277272, 300378, 308080, 346590, 369696, 400504, 450567, 462120, 500630, 554544, 600756, 616160, 693180, 750945, 801008, 901134, 924240, 1001260, 1109088, 1201512, 1386360, 1501890, 1602016, 1802268, 1848480, 2002520, 2252835, 2403024, 2772720, 3003780, 3604536, 4005040, 4505670, 4806048, 5545440, 6007560, 7209072, 8010080, 9011340, 12015120, 14418144, 18022680, 24030240, 36045360, 72090720]

約数ペア:

[(1, 72090720), (2, 36045360), (3, 24030240), (4, 18022680), (5, 14418144), (6, 12015120), (8, 9011340), (9, 8010080), (10, 7209072), (12, 6007560), (13, 5545440), (15, 4806048), (16, 4505670), (18, 4005040), (20, 3604536), (24, 3003780), (26, 2772720), (30, 2403024), (32, 2252835), (36, 2002520), (39, 1848480), (40, 1802268), (45, 1602016), (48, 1501890), (52, 1386360), (60, 1201512), (65, 1109088), (72, 1001260), (78, 924240), (80, 901134), (90, 801008), (96, 750945), (104, 693180), (117, 616160), (120, 600756), (130, 554544), (144, 500630), (156, 462120), (160, 450567), (180, 400504), (195, 369696), (208, 346590), (234, 308080), (240, 300378), (260, 277272), (288, 250315), (312, 231060), (360, 200252), (390, 184848), (416, 173295), (468, 154040), (480, 150189), (520, 138636), (585, 123232), (624, 115530), (720, 100126), (780, 92424), (936, 77020), (1040, 69318), (1170, 61616), (1248, 57765), (1440, 50063), (1560, 46212), (1872, 38510), (2080, 34659), (2340, 30808), (3120, 23106), (3744, 19255), (3851, 18720), (4680, 15404), (6240, 11553), (7702, 9360)]