13219020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 43610112

約数和(自身を除く): 30391092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 103, 115, 124, 138, 155, 180, 186, 206, 207, 230, 276, 279, 309, 310, 345, 372, 412, 414, 460, 465, 515, 558, 618, 620, 690, 713, 828, 927, 930, 1030, 1035, 1116, 1236, 1380, 1395, 1426, 1545, 1854, 1860, 2060, 2070, 2139, 2369, 2790, 2852, 3090, 3193, 3565, 3708, 4140, 4278, 4635, 4738, 5580, 6180, 6386, 6417, 7107, 7130, 8556, 9270, 9476, 9579, 10695, 11845, 12772, 12834, 14214, 14260, 15965, 18540, 19158, 21321, 21390, 23690, 25668, 28428, 28737, 31930, 32085, 35535, 38316, 42642, 42780, 47380, 47895, 57474, 63860, 64170, 71070, 73439, 85284, 95790, 106605, 114948, 128340, 142140, 143685, 146878, 191580, 213210, 220317, 287370, 293756, 367195, 426420, 440634, 574740, 660951, 734390, 881268, 1101585, 1321902, 1468780, 2203170, 2643804, 3304755, 4406340, 6609510, 13219020]

約数ペア:

[(1, 13219020), (2, 6609510), (3, 4406340), (4, 3304755), (5, 2643804), (6, 2203170), (9, 1468780), (10, 1321902), (12, 1101585), (15, 881268), (18, 734390), (20, 660951), (23, 574740), (30, 440634), (31, 426420), (36, 367195), (45, 293756), (46, 287370), (60, 220317), (62, 213210), (69, 191580), (90, 146878), (92, 143685), (93, 142140), (103, 128340), (115, 114948), (124, 106605), (138, 95790), (155, 85284), (180, 73439), (186, 71070), (206, 64170), (207, 63860), (230, 57474), (276, 47895), (279, 47380), (309, 42780), (310, 42642), (345, 38316), (372, 35535), (412, 32085), (414, 31930), (460, 28737), (465, 28428), (515, 25668), (558, 23690), (618, 21390), (620, 21321), (690, 19158), (713, 18540), (828, 15965), (927, 14260), (930, 14214), (1030, 12834), (1035, 12772), (1116, 11845), (1236, 10695), (1380, 9579), (1395, 9476), (1426, 9270), (1545, 8556), (1854, 7130), (1860, 7107), (2060, 6417), (2070, 6386), (2139, 6180), (2369, 5580), (2790, 4738), (2852, 4635), (3090, 4278), (3193, 4140), (3565, 3708)]