15991696

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 38676096

約数和(自身を除く): 22684400

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 227, 238, 259, 272, 296, 454, 476, 518, 592, 629, 908, 952, 1036, 1258, 1589, 1816, 1904, 2072, 2516, 3178, 3632, 3859, 4144, 4403, 5032, 6356, 7718, 8399, 8806, 10064, 12712, 15436, 16798, 17612, 25424, 27013, 30872, 33596, 35224, 54026, 58793, 61744, 67192, 70448, 108052, 117586, 134384, 142783, 216104, 235172, 285566, 432208, 470344, 571132, 940688, 999481, 1142264, 1998962, 2284528, 3997924, 7995848, 15991696]

約数ペア:

[(1, 15991696), (2, 7995848), (4, 3997924), (7, 2284528), (8, 1998962), (14, 1142264), (16, 999481), (17, 940688), (28, 571132), (34, 470344), (37, 432208), (56, 285566), (68, 235172), (74, 216104), (112, 142783), (119, 134384), (136, 117586), (148, 108052), (227, 70448), (238, 67192), (259, 61744), (272, 58793), (296, 54026), (454, 35224), (476, 33596), (518, 30872), (592, 27013), (629, 25424), (908, 17612), (952, 16798), (1036, 15436), (1258, 12712), (1589, 10064), (1816, 8806), (1904, 8399), (2072, 7718), (2516, 6356), (3178, 5032), (3632, 4403), (3859, 4144)]