320423718

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1871}}^1$

素因数の和:1989

約数の個数: 64

約数和(自身を含む): 718129152

約数和(自身を除く): 397705434

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 73, 102, 138, 146, 219, 391, 438, 782, 1173, 1241, 1679, 1871, 2346, 2482, 3358, 3723, 3742, 5037, 5613, 7446, 10074, 11226, 28543, 31807, 43033, 57086, 63614, 85629, 86066, 95421, 129099, 136583, 171258, 190842, 258198, 273166, 409749, 731561, 819498, 1463122, 2194683, 2321911, 3141409, 4389366, 4643822, 6282818, 6965733, 9424227, 13931466, 18848454, 53403953, 106807906, 160211859, 320423718]

約数ペア:

[(1, 320423718), (2, 160211859), (3, 106807906), (6, 53403953), (17, 18848454), (23, 13931466), (34, 9424227), (46, 6965733), (51, 6282818), (69, 4643822), (73, 4389366), (102, 3141409), (138, 2321911), (146, 2194683), (219, 1463122), (391, 819498), (438, 731561), (782, 409749), (1173, 273166), (1241, 258198), (1679, 190842), (1871, 171258), (2346, 136583), (2482, 129099), (3358, 95421), (3723, 86066), (3742, 85629), (5037, 63614), (5613, 57086), (7446, 43033), (10074, 31807), (11226, 28543)]