81031200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1819

約数の個数: 144

約数和(自身を含む): 277794720

約数和(自身を除く): 196763520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 96, 100, 114, 120, 150, 152, 160, 190, 200, 228, 240, 285, 300, 304, 380, 400, 456, 475, 480, 570, 600, 608, 760, 800, 912, 950, 1140, 1200, 1425, 1520, 1777, 1824, 1900, 2280, 2400, 2850, 3040, 3554, 3800, 4560, 5331, 5700, 7108, 7600, 8885, 9120, 10662, 11400, 14216, 15200, 17770, 21324, 22800, 26655, 28432, 33763, 35540, 42648, 44425, 45600, 53310, 56864, 67526, 71080, 85296, 88850, 101289, 106620, 133275, 135052, 142160, 168815, 170592, 177700, 202578, 213240, 266550, 270104, 284320, 337630, 355400, 405156, 426480, 506445, 533100, 540208, 675260, 710800, 810312, 844075, 852960, 1012890, 1066200, 1080416, 1350520, 1421600, 1620624, 1688150, 2025780, 2132400, 2532225, 2701040, 3241248, 3376300, 4051560, 4264800, 5064450, 5402080, 6752600, 8103120, 10128900, 13505200, 16206240, 20257800, 27010400, 40515600, 81031200]

約数ペア:

[(1, 81031200), (2, 40515600), (3, 27010400), (4, 20257800), (5, 16206240), (6, 13505200), (8, 10128900), (10, 8103120), (12, 6752600), (15, 5402080), (16, 5064450), (19, 4264800), (20, 4051560), (24, 3376300), (25, 3241248), (30, 2701040), (32, 2532225), (38, 2132400), (40, 2025780), (48, 1688150), (50, 1620624), (57, 1421600), (60, 1350520), (75, 1080416), (76, 1066200), (80, 1012890), (95, 852960), (96, 844075), (100, 810312), (114, 710800), (120, 675260), (150, 540208), (152, 533100), (160, 506445), (190, 426480), (200, 405156), (228, 355400), (240, 337630), (285, 284320), (300, 270104), (304, 266550), (380, 213240), (400, 202578), (456, 177700), (475, 170592), (480, 168815), (570, 142160), (600, 135052), (608, 133275), (760, 106620), (800, 101289), (912, 88850), (950, 85296), (1140, 71080), (1200, 67526), (1425, 56864), (1520, 53310), (1777, 45600), (1824, 44425), (1900, 42648), (2280, 35540), (2400, 33763), (2850, 28432), (3040, 26655), (3554, 22800), (3800, 21324), (4560, 17770), (5331, 15200), (5700, 14216), (7108, 11400), (7600, 10662), (8885, 9120)]