320873436

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1372

約数の個数: 144

約数和(自身を含む): 955438848

約数和(自身を除く): 634565412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 31, 34, 36, 39, 51, 52, 62, 68, 78, 93, 102, 117, 124, 153, 156, 186, 204, 221, 234, 279, 306, 372, 403, 442, 468, 527, 558, 612, 663, 806, 884, 1054, 1116, 1209, 1301, 1326, 1581, 1612, 1989, 2108, 2418, 2602, 2652, 3162, 3627, 3903, 3978, 4743, 4836, 5204, 6324, 6851, 7254, 7806, 7956, 9486, 11709, 13702, 14508, 15612, 16913, 18972, 20553, 22117, 23418, 27404, 33826, 40331, 41106, 44234, 46836, 50739, 61659, 66351, 67652, 80662, 82212, 88468, 101478, 120993, 123318, 132702, 152217, 161324, 199053, 202956, 241986, 246636, 265404, 287521, 304434, 362979, 398106, 483972, 524303, 575042, 608868, 685627, 725958, 796212, 862563, 1048606, 1150084, 1371254, 1451916, 1572909, 1725126, 2056881, 2097212, 2587689, 2742508, 3145818, 3450252, 4113762, 4718727, 5175378, 6170643, 6291636, 8227524, 8913151, 9437454, 10350756, 12341286, 17826302, 18874908, 24682572, 26739453, 35652604, 53478906, 80218359, 106957812, 160436718, 320873436]

約数ペア:

[(1, 320873436), (2, 160436718), (3, 106957812), (4, 80218359), (6, 53478906), (9, 35652604), (12, 26739453), (13, 24682572), (17, 18874908), (18, 17826302), (26, 12341286), (31, 10350756), (34, 9437454), (36, 8913151), (39, 8227524), (51, 6291636), (52, 6170643), (62, 5175378), (68, 4718727), (78, 4113762), (93, 3450252), (102, 3145818), (117, 2742508), (124, 2587689), (153, 2097212), (156, 2056881), (186, 1725126), (204, 1572909), (221, 1451916), (234, 1371254), (279, 1150084), (306, 1048606), (372, 862563), (403, 796212), (442, 725958), (468, 685627), (527, 608868), (558, 575042), (612, 524303), (663, 483972), (806, 398106), (884, 362979), (1054, 304434), (1116, 287521), (1209, 265404), (1301, 246636), (1326, 241986), (1581, 202956), (1612, 199053), (1989, 161324), (2108, 152217), (2418, 132702), (2602, 123318), (2652, 120993), (3162, 101478), (3627, 88468), (3903, 82212), (3978, 80662), (4743, 67652), (4836, 66351), (5204, 61659), (6324, 50739), (6851, 46836), (7254, 44234), (7806, 41106), (7956, 40331), (9486, 33826), (11709, 27404), (13702, 23418), (14508, 22117), (15612, 20553), (16913, 18972)]