68515860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4409}}^1$

素因数の和:4465

約数の個数: 96

約数和(自身を含む): 225227520

約数和(自身を除く): 156711660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 4409, 5180, 7770, 8818, 13227, 15540, 17636, 22045, 26454, 30863, 44090, 52908, 61726, 66135, 88180, 92589, 123452, 132270, 154315, 163133, 185178, 264540, 308630, 326266, 370356, 462945, 489399, 617260, 652532, 815665, 925890, 978798, 1141931, 1631330, 1851780, 1957596, 2283862, 2446995, 3262660, 3425793, 4567724, 4893990, 5709655, 6851586, 9787980, 11419310, 13703172, 17128965, 22838620, 34257930, 68515860]

約数ペア:

[(1, 68515860), (2, 34257930), (3, 22838620), (4, 17128965), (5, 13703172), (6, 11419310), (7, 9787980), (10, 6851586), (12, 5709655), (14, 4893990), (15, 4567724), (20, 3425793), (21, 3262660), (28, 2446995), (30, 2283862), (35, 1957596), (37, 1851780), (42, 1631330), (60, 1141931), (70, 978798), (74, 925890), (84, 815665), (105, 652532), (111, 617260), (140, 489399), (148, 462945), (185, 370356), (210, 326266), (222, 308630), (259, 264540), (370, 185178), (420, 163133), (444, 154315), (518, 132270), (555, 123452), (740, 92589), (777, 88180), (1036, 66135), (1110, 61726), (1295, 52908), (1554, 44090), (2220, 30863), (2590, 26454), (3108, 22045), (3885, 17636), (4409, 15540), (5180, 13227), (7770, 8818)]