7861560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{191}}^1$

素因数の和:226

約数の個数: 128

約数和(自身を含む): 27648000

約数和(自身を除く): 19786440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 191, 196, 210, 245, 280, 294, 343, 382, 392, 420, 490, 573, 588, 686, 735, 764, 840, 955, 980, 1029, 1146, 1176, 1337, 1372, 1470, 1528, 1715, 1910, 1960, 2058, 2292, 2674, 2744, 2865, 2940, 3430, 3820, 4011, 4116, 4584, 5145, 5348, 5730, 5880, 6685, 6860, 7640, 8022, 8232, 9359, 10290, 10696, 11460, 13370, 13720, 16044, 18718, 20055, 20580, 22920, 26740, 28077, 32088, 37436, 40110, 41160, 46795, 53480, 56154, 65513, 74872, 80220, 93590, 112308, 131026, 140385, 160440, 187180, 196539, 224616, 262052, 280770, 327565, 374360, 393078, 524104, 561540, 655130, 786156, 982695, 1123080, 1310260, 1572312, 1965390, 2620520, 3930780, 7861560]

約数ペア:

[(1, 7861560), (2, 3930780), (3, 2620520), (4, 1965390), (5, 1572312), (6, 1310260), (7, 1123080), (8, 982695), (10, 786156), (12, 655130), (14, 561540), (15, 524104), (20, 393078), (21, 374360), (24, 327565), (28, 280770), (30, 262052), (35, 224616), (40, 196539), (42, 187180), (49, 160440), (56, 140385), (60, 131026), (70, 112308), (84, 93590), (98, 80220), (105, 74872), (120, 65513), (140, 56154), (147, 53480), (168, 46795), (191, 41160), (196, 40110), (210, 37436), (245, 32088), (280, 28077), (294, 26740), (343, 22920), (382, 20580), (392, 20055), (420, 18718), (490, 16044), (573, 13720), (588, 13370), (686, 11460), (735, 10696), (764, 10290), (840, 9359), (955, 8232), (980, 8022), (1029, 7640), (1146, 6860), (1176, 6685), (1337, 5880), (1372, 5730), (1470, 5348), (1528, 5145), (1715, 4584), (1910, 4116), (1960, 4011), (2058, 3820), (2292, 3430), (2674, 2940), (2744, 2865)]