640202208

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{523}}^1$

素因数の和:888

約数の個数: 96

約数和(自身を含む): 1730356992

約数和(自身を除く): 1090154784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 311, 328, 492, 523, 622, 656, 933, 984, 1046, 1244, 1312, 1569, 1866, 1968, 2092, 2488, 3138, 3732, 3936, 4184, 4976, 6276, 7464, 8368, 9952, 12552, 12751, 14928, 16736, 21443, 25104, 25502, 29856, 38253, 42886, 50208, 51004, 64329, 76506, 85772, 102008, 128658, 153012, 162653, 171544, 204016, 257316, 306024, 325306, 343088, 408032, 487959, 514632, 612048, 650612, 686176, 975918, 1029264, 1224096, 1301224, 1951836, 2058528, 2602448, 3903672, 5204896, 6668773, 7807344, 13337546, 15614688, 20006319, 26675092, 40012638, 53350184, 80025276, 106700368, 160050552, 213400736, 320101104, 640202208]

約数ペア:

[(1, 640202208), (2, 320101104), (3, 213400736), (4, 160050552), (6, 106700368), (8, 80025276), (12, 53350184), (16, 40012638), (24, 26675092), (32, 20006319), (41, 15614688), (48, 13337546), (82, 7807344), (96, 6668773), (123, 5204896), (164, 3903672), (246, 2602448), (311, 2058528), (328, 1951836), (492, 1301224), (523, 1224096), (622, 1029264), (656, 975918), (933, 686176), (984, 650612), (1046, 612048), (1244, 514632), (1312, 487959), (1569, 408032), (1866, 343088), (1968, 325306), (2092, 306024), (2488, 257316), (3138, 204016), (3732, 171544), (3936, 162653), (4184, 153012), (4976, 128658), (6276, 102008), (7464, 85772), (8368, 76506), (9952, 64329), (12552, 51004), (12751, 50208), (14928, 42886), (16736, 38253), (21443, 29856), (25104, 25502)]