213761248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 455089320

約数和(自身を除く): 241328072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 101, 118, 152, 202, 236, 304, 404, 472, 608, 808, 944, 1121, 1616, 1888, 1919, 2242, 3232, 3481, 3838, 4484, 5959, 6962, 7676, 8968, 11918, 13924, 15352, 17936, 23836, 27848, 30704, 35872, 47672, 55696, 61408, 66139, 95344, 111392, 113221, 132278, 190688, 226442, 264556, 351581, 452884, 529112, 703162, 905768, 1058224, 1406324, 1811536, 2116448, 2812648, 3623072, 5625296, 6680039, 11250592, 13360078, 26720156, 53440312, 106880624, 213761248]

約数ペア:

[(1, 213761248), (2, 106880624), (4, 53440312), (8, 26720156), (16, 13360078), (19, 11250592), (32, 6680039), (38, 5625296), (59, 3623072), (76, 2812648), (101, 2116448), (118, 1811536), (152, 1406324), (202, 1058224), (236, 905768), (304, 703162), (404, 529112), (472, 452884), (608, 351581), (808, 264556), (944, 226442), (1121, 190688), (1616, 132278), (1888, 113221), (1919, 111392), (2242, 95344), (3232, 66139), (3481, 61408), (3838, 55696), (4484, 47672), (5959, 35872), (6962, 30704), (7676, 27848), (8968, 23836), (11918, 17936), (13924, 15352)]