72015020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1$

素因数の和:591

約数の個数: 96

約数和(自身を含む): 190826496

約数和(自身を除く): 118811476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 101, 110, 140, 154, 202, 220, 308, 385, 404, 463, 505, 707, 770, 926, 1010, 1111, 1414, 1540, 1852, 2020, 2222, 2315, 2828, 3241, 3535, 4444, 4630, 5093, 5555, 6482, 7070, 7777, 9260, 10186, 11110, 12964, 14140, 15554, 16205, 20372, 22220, 25465, 31108, 32410, 35651, 38885, 46763, 50930, 64820, 71302, 77770, 93526, 101860, 142604, 155540, 178255, 187052, 233815, 327341, 356510, 467630, 514393, 654682, 713020, 935260, 1028786, 1309364, 1636705, 2057572, 2571965, 3273410, 3600751, 5143930, 6546820, 7201502, 10287860, 14403004, 18003755, 36007510, 72015020]

約数ペア:

[(1, 72015020), (2, 36007510), (4, 18003755), (5, 14403004), (7, 10287860), (10, 7201502), (11, 6546820), (14, 5143930), (20, 3600751), (22, 3273410), (28, 2571965), (35, 2057572), (44, 1636705), (55, 1309364), (70, 1028786), (77, 935260), (101, 713020), (110, 654682), (140, 514393), (154, 467630), (202, 356510), (220, 327341), (308, 233815), (385, 187052), (404, 178255), (463, 155540), (505, 142604), (707, 101860), (770, 93526), (926, 77770), (1010, 71302), (1111, 64820), (1414, 50930), (1540, 46763), (1852, 38885), (2020, 35651), (2222, 32410), (2315, 31108), (2828, 25465), (3241, 22220), (3535, 20372), (4444, 16205), (4630, 15554), (5093, 14140), (5555, 12964), (6482, 11110), (7070, 10186), (7777, 9260)]