207679080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{541}}^1$

素因数の和:1019

約数の個数: 128

約数和(自身を含む): 714919680

約数和(自身を除く): 507240600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 457, 541, 840, 914, 1082, 1371, 1623, 1828, 2164, 2285, 2705, 2742, 3199, 3246, 3656, 3787, 4328, 4570, 5410, 5484, 6398, 6492, 6855, 7574, 8115, 9140, 9597, 10820, 10968, 11361, 12796, 12984, 13710, 15148, 15995, 16230, 18280, 18935, 19194, 21640, 22722, 25592, 27420, 30296, 31990, 32460, 37870, 38388, 45444, 47985, 54840, 56805, 63980, 64920, 75740, 76776, 90888, 95970, 113610, 127960, 151480, 191940, 227220, 247237, 383880, 454440, 494474, 741711, 988948, 1236185, 1483422, 1730659, 1977896, 2472370, 2966844, 3461318, 3708555, 4944740, 5191977, 5933688, 6922636, 7417110, 8653295, 9889480, 10383954, 13845272, 14834220, 17306590, 20767908, 25959885, 29668440, 34613180, 41535816, 51919770, 69226360, 103839540, 207679080]

約数ペア:

[(1, 207679080), (2, 103839540), (3, 69226360), (4, 51919770), (5, 41535816), (6, 34613180), (7, 29668440), (8, 25959885), (10, 20767908), (12, 17306590), (14, 14834220), (15, 13845272), (20, 10383954), (21, 9889480), (24, 8653295), (28, 7417110), (30, 6922636), (35, 5933688), (40, 5191977), (42, 4944740), (56, 3708555), (60, 3461318), (70, 2966844), (84, 2472370), (105, 1977896), (120, 1730659), (140, 1483422), (168, 1236185), (210, 988948), (280, 741711), (420, 494474), (457, 454440), (541, 383880), (840, 247237), (914, 227220), (1082, 191940), (1371, 151480), (1623, 127960), (1828, 113610), (2164, 95970), (2285, 90888), (2705, 76776), (2742, 75740), (3199, 64920), (3246, 63980), (3656, 56805), (3787, 54840), (4328, 47985), (4570, 45444), (5410, 38388), (5484, 37870), (6398, 32460), (6492, 31990), (6855, 30296), (7574, 27420), (8115, 25592), (9140, 22722), (9597, 21640), (10820, 19194), (10968, 18935), (11361, 18280), (12796, 16230), (12984, 15995), (13710, 15148)]