15697217080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{3181}}^1$

素因数の和:3405

約数の個数: 128

約数和(自身を含む): 38306188800

約数和(自身を除く): 22608971720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 151, 152, 172, 190, 215, 302, 344, 380, 430, 604, 755, 760, 817, 860, 1208, 1510, 1634, 1720, 2869, 3020, 3181, 3268, 4085, 5738, 6040, 6362, 6493, 6536, 8170, 11476, 12724, 12986, 14345, 15905, 16340, 22952, 25448, 25972, 28690, 31810, 32465, 32680, 51944, 57380, 60439, 63620, 64930, 114760, 120878, 123367, 127240, 129860, 136783, 241756, 246734, 259720, 273566, 302195, 480331, 483512, 493468, 547132, 604390, 616835, 683915, 960662, 986936, 1094264, 1208780, 1233670, 1367830, 1921324, 2401655, 2417560, 2467340, 2598877, 2735660, 3842648, 4803310, 4934680, 5197754, 5471320, 9126289, 9606620, 10395508, 12994385, 18252578, 19213240, 20654233, 20791016, 25988770, 36505156, 41308466, 45631445, 51977540, 73010312, 82616932, 91262890, 103271165, 103955080, 165233864, 182525780, 206542330, 365051560, 392430427, 413084660, 784860854, 826169320, 1569721708, 1962152135, 3139443416, 3924304270, 7848608540, 15697217080]

約数ペア:

[(1, 15697217080), (2, 7848608540), (4, 3924304270), (5, 3139443416), (8, 1962152135), (10, 1569721708), (19, 826169320), (20, 784860854), (38, 413084660), (40, 392430427), (43, 365051560), (76, 206542330), (86, 182525780), (95, 165233864), (151, 103955080), (152, 103271165), (172, 91262890), (190, 82616932), (215, 73010312), (302, 51977540), (344, 45631445), (380, 41308466), (430, 36505156), (604, 25988770), (755, 20791016), (760, 20654233), (817, 19213240), (860, 18252578), (1208, 12994385), (1510, 10395508), (1634, 9606620), (1720, 9126289), (2869, 5471320), (3020, 5197754), (3181, 4934680), (3268, 4803310), (4085, 3842648), (5738, 2735660), (6040, 2598877), (6362, 2467340), (6493, 2417560), (6536, 2401655), (8170, 1921324), (11476, 1367830), (12724, 1233670), (12986, 1208780), (14345, 1094264), (15905, 986936), (16340, 960662), (22952, 683915), (25448, 616835), (25972, 604390), (28690, 547132), (31810, 493468), (32465, 483512), (32680, 480331), (51944, 302195), (57380, 273566), (60439, 259720), (63620, 246734), (64930, 241756), (114760, 136783), (120878, 129860), (123367, 127240)]