201274480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{691}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 512788608

約数和(自身を除く): 311514128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 331, 440, 662, 691, 880, 1324, 1382, 1655, 2648, 2764, 3310, 3455, 3641, 5296, 5528, 6620, 6910, 7282, 7601, 11056, 13240, 13820, 14564, 15202, 18205, 26480, 27640, 29128, 30404, 36410, 38005, 55280, 58256, 60808, 72820, 76010, 121616, 145640, 152020, 228721, 291280, 304040, 457442, 608080, 914884, 1143605, 1829768, 2287210, 2515931, 3659536, 4574420, 5031862, 9148840, 10063724, 12579655, 18297680, 20127448, 25159310, 40254896, 50318620, 100637240, 201274480]

約数ペア:

[(1, 201274480), (2, 100637240), (4, 50318620), (5, 40254896), (8, 25159310), (10, 20127448), (11, 18297680), (16, 12579655), (20, 10063724), (22, 9148840), (40, 5031862), (44, 4574420), (55, 3659536), (80, 2515931), (88, 2287210), (110, 1829768), (176, 1143605), (220, 914884), (331, 608080), (440, 457442), (662, 304040), (691, 291280), (880, 228721), (1324, 152020), (1382, 145640), (1655, 121616), (2648, 76010), (2764, 72820), (3310, 60808), (3455, 58256), (3641, 55280), (5296, 38005), (5528, 36410), (6620, 30404), (6910, 29128), (7282, 27640), (7601, 26480), (11056, 18205), (13240, 15202), (13820, 14564)]