28841981700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{2683}}^1\times {\mathrm{5119}}^1$

素因数の和:7826

約数の個数: 144

約数和(自身を含む): 95425003520

約数和(自身を除く): 66583021820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 2683, 5119, 5366, 8049, 10238, 10732, 13415, 15357, 16098, 18781, 20476, 25595, 26830, 30714, 32196, 35833, 37562, 40245, 51190, 53660, 56343, 61428, 67075, 71666, 75124, 76785, 80490, 93905, 102380, 107499, 112686, 127975, 134150, 143332, 153570, 160980, 179165, 187810, 201225, 214998, 225372, 255950, 268300, 281715, 307140, 358330, 375620, 383925, 402450, 429996, 469525, 511900, 537495, 563430, 716660, 767850, 804900, 895825, 939050, 1074990, 1126860, 1408575, 1535700, 1791650, 1878100, 2149980, 2687475, 2817150, 3583300, 5374950, 5634300, 10749900, 13734277, 27468554, 41202831, 54937108, 68671385, 82405662, 96139939, 137342770, 164811324, 192279878, 206014155, 274685540, 288419817, 343356925, 384559756, 412028310, 480699695, 576839634, 686713850, 824056620, 961399390, 1030070775, 1153679268, 1373427700, 1442099085, 1922798780, 2060141550, 2403498475, 2884198170, 4120283100, 4806996950, 5768396340, 7210495425, 9613993900, 14420990850, 28841981700]

約数ペア:

[(1, 28841981700), (2, 14420990850), (3, 9613993900), (4, 7210495425), (5, 5768396340), (6, 4806996950), (7, 4120283100), (10, 2884198170), (12, 2403498475), (14, 2060141550), (15, 1922798780), (20, 1442099085), (21, 1373427700), (25, 1153679268), (28, 1030070775), (30, 961399390), (35, 824056620), (42, 686713850), (50, 576839634), (60, 480699695), (70, 412028310), (75, 384559756), (84, 343356925), (100, 288419817), (105, 274685540), (140, 206014155), (150, 192279878), (175, 164811324), (210, 137342770), (300, 96139939), (350, 82405662), (420, 68671385), (525, 54937108), (700, 41202831), (1050, 27468554), (2100, 13734277), (2683, 10749900), (5119, 5634300), (5366, 5374950), (8049, 3583300), (10238, 2817150), (10732, 2687475), (13415, 2149980), (15357, 1878100), (16098, 1791650), (18781, 1535700), (20476, 1408575), (25595, 1126860), (26830, 1074990), (30714, 939050), (32196, 895825), (35833, 804900), (37562, 767850), (40245, 716660), (51190, 563430), (53660, 537495), (56343, 511900), (61428, 469525), (67075, 429996), (71666, 402450), (75124, 383925), (76785, 375620), (80490, 358330), (93905, 307140), (102380, 281715), (107499, 268300), (112686, 255950), (127975, 225372), (134150, 214998), (143332, 201225), (153570, 187810), (160980, 179165)]