212280904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 462283200

約数和(自身を除く): 250002296

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 491, 578, 748, 982, 1156, 1496, 1964, 2312, 3179, 3928, 4913, 5401, 6358, 8347, 9826, 10802, 12716, 16694, 19652, 21604, 25432, 33388, 39304, 43208, 54043, 66776, 91817, 108086, 141899, 183634, 216172, 283798, 367268, 432344, 567596, 734536, 1135192, 1560889, 2412283, 3121778, 4824566, 6243556, 9649132, 12487112, 19298264, 26535113, 53070226, 106140452, 212280904]

約数ペア:

[(1, 212280904), (2, 106140452), (4, 53070226), (8, 26535113), (11, 19298264), (17, 12487112), (22, 9649132), (34, 6243556), (44, 4824566), (68, 3121778), (88, 2412283), (136, 1560889), (187, 1135192), (289, 734536), (374, 567596), (491, 432344), (578, 367268), (748, 283798), (982, 216172), (1156, 183634), (1496, 141899), (1964, 108086), (2312, 91817), (3179, 66776), (3928, 54043), (4913, 43208), (5401, 39304), (6358, 33388), (8347, 25432), (9826, 21604), (10802, 19652), (12716, 16694)]