55555320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 178770240

約数和(自身を除く): 123214920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 113, 120, 136, 170, 204, 226, 241, 255, 339, 340, 408, 452, 482, 510, 565, 678, 680, 723, 904, 964, 1020, 1130, 1205, 1356, 1446, 1695, 1921, 1928, 2040, 2260, 2410, 2712, 2892, 3390, 3615, 3842, 4097, 4520, 4820, 5763, 5784, 6780, 7230, 7684, 8194, 9605, 9640, 11526, 12291, 13560, 14460, 15368, 16388, 19210, 20485, 23052, 24582, 27233, 28815, 28920, 32776, 38420, 40970, 46104, 49164, 54466, 57630, 61455, 76840, 81699, 81940, 98328, 108932, 115260, 122910, 136165, 163398, 163880, 217864, 230520, 245820, 272330, 326796, 408495, 462961, 491640, 544660, 653592, 816990, 925922, 1089320, 1388883, 1633980, 1851844, 2314805, 2777766, 3267960, 3703688, 4629610, 5555532, 6944415, 9259220, 11111064, 13888830, 18518440, 27777660, 55555320]

約数ペア:

[(1, 55555320), (2, 27777660), (3, 18518440), (4, 13888830), (5, 11111064), (6, 9259220), (8, 6944415), (10, 5555532), (12, 4629610), (15, 3703688), (17, 3267960), (20, 2777766), (24, 2314805), (30, 1851844), (34, 1633980), (40, 1388883), (51, 1089320), (60, 925922), (68, 816990), (85, 653592), (102, 544660), (113, 491640), (120, 462961), (136, 408495), (170, 326796), (204, 272330), (226, 245820), (241, 230520), (255, 217864), (339, 163880), (340, 163398), (408, 136165), (452, 122910), (482, 115260), (510, 108932), (565, 98328), (678, 81940), (680, 81699), (723, 76840), (904, 61455), (964, 57630), (1020, 54466), (1130, 49164), (1205, 46104), (1356, 40970), (1446, 38420), (1695, 32776), (1921, 28920), (1928, 28815), (2040, 27233), (2260, 24582), (2410, 23052), (2712, 20485), (2892, 19210), (3390, 16388), (3615, 15368), (3842, 14460), (4097, 13560), (4520, 12291), (4820, 11526), (5763, 9640), (5784, 9605), (6780, 8194), (7230, 7684)]