7555240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 21450240

約数和(自身を除く): 13895000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 223, 242, 280, 308, 385, 440, 446, 484, 605, 616, 770, 847, 892, 968, 1115, 1210, 1540, 1561, 1694, 1784, 2230, 2420, 2453, 3080, 3122, 3388, 4235, 4460, 4840, 4906, 6244, 6776, 7805, 8470, 8920, 9812, 12265, 12488, 15610, 16940, 17171, 19624, 24530, 26983, 31220, 33880, 34342, 49060, 53966, 62440, 68684, 85855, 98120, 107932, 134915, 137368, 171710, 188881, 215864, 269830, 343420, 377762, 539660, 686840, 755524, 944405, 1079320, 1511048, 1888810, 3777620, 7555240]

約数ペア:

[(1, 7555240), (2, 3777620), (4, 1888810), (5, 1511048), (7, 1079320), (8, 944405), (10, 755524), (11, 686840), (14, 539660), (20, 377762), (22, 343420), (28, 269830), (35, 215864), (40, 188881), (44, 171710), (55, 137368), (56, 134915), (70, 107932), (77, 98120), (88, 85855), (110, 68684), (121, 62440), (140, 53966), (154, 49060), (220, 34342), (223, 33880), (242, 31220), (280, 26983), (308, 24530), (385, 19624), (440, 17171), (446, 16940), (484, 15610), (605, 12488), (616, 12265), (770, 9812), (847, 8920), (892, 8470), (968, 7805), (1115, 6776), (1210, 6244), (1540, 4906), (1561, 4840), (1694, 4460), (1784, 4235), (2230, 3388), (2420, 3122), (2453, 3080)]