688352004

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 1902700800

約数和(自身を除く): 1214348796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 109, 116, 138, 174, 207, 218, 261, 263, 276, 327, 348, 414, 436, 522, 526, 654, 667, 789, 828, 981, 1044, 1052, 1308, 1334, 1578, 1962, 2001, 2367, 2507, 2668, 3156, 3161, 3924, 4002, 4734, 5014, 6003, 6049, 6322, 7521, 7627, 8004, 9468, 9483, 10028, 12006, 12098, 12644, 15042, 15254, 18147, 18966, 22563, 22881, 24012, 24196, 28449, 28667, 30084, 30508, 36294, 37932, 45126, 45762, 54441, 56898, 57334, 68643, 72588, 72703, 86001, 90252, 91524, 108882, 113796, 114668, 137286, 145406, 172002, 175421, 217764, 218109, 258003, 274572, 290812, 344004, 350842, 436218, 516006, 526263, 654327, 659341, 701684, 831343, 872436, 1032012, 1052526, 1308654, 1318682, 1578789, 1662686, 1978023, 2105052, 2494029, 2617308, 2637364, 3157578, 3325372, 3956046, 4988058, 5934069, 6315156, 7482087, 7912092, 9976116, 11868138, 14964174, 19120889, 23736276, 29928348, 38241778, 57362667, 76483556, 114725334, 172088001, 229450668, 344176002, 688352004]

約数ペア:

[(1, 688352004), (2, 344176002), (3, 229450668), (4, 172088001), (6, 114725334), (9, 76483556), (12, 57362667), (18, 38241778), (23, 29928348), (29, 23736276), (36, 19120889), (46, 14964174), (58, 11868138), (69, 9976116), (87, 7912092), (92, 7482087), (109, 6315156), (116, 5934069), (138, 4988058), (174, 3956046), (207, 3325372), (218, 3157578), (261, 2637364), (263, 2617308), (276, 2494029), (327, 2105052), (348, 1978023), (414, 1662686), (436, 1578789), (522, 1318682), (526, 1308654), (654, 1052526), (667, 1032012), (789, 872436), (828, 831343), (981, 701684), (1044, 659341), (1052, 654327), (1308, 526263), (1334, 516006), (1578, 436218), (1962, 350842), (2001, 344004), (2367, 290812), (2507, 274572), (2668, 258003), (3156, 218109), (3161, 217764), (3924, 175421), (4002, 172002), (4734, 145406), (5014, 137286), (6003, 114668), (6049, 113796), (6322, 108882), (7521, 91524), (7627, 90252), (8004, 86001), (9468, 72703), (9483, 72588), (10028, 68643), (12006, 57334), (12098, 56898), (12644, 54441), (15042, 45762), (15254, 45126), (18147, 37932), (18966, 36294), (22563, 30508), (22881, 30084), (24012, 28667), (24196, 28449)]