646894008

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 1785747600

約数和(自身を除く): 1138853592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 157, 178, 267, 314, 356, 471, 534, 628, 643, 712, 801, 942, 1068, 1256, 1286, 1413, 1602, 1884, 1929, 2136, 2572, 2826, 3204, 3768, 3858, 5144, 5652, 5787, 6408, 7716, 11304, 11574, 13973, 15432, 23148, 27946, 41919, 46296, 55892, 57227, 83838, 100951, 111784, 114454, 125757, 167676, 171681, 201902, 228908, 251514, 302853, 335352, 343362, 403804, 457816, 503028, 515043, 605706, 686724, 807608, 908559, 1006056, 1030086, 1211412, 1373448, 1817118, 2060172, 2422824, 3634236, 4120344, 7268472, 8984639, 17969278, 26953917, 35938556, 53907834, 71877112, 80861751, 107815668, 161723502, 215631336, 323447004, 646894008]

約数ペア:

[(1, 646894008), (2, 323447004), (3, 215631336), (4, 161723502), (6, 107815668), (8, 80861751), (9, 71877112), (12, 53907834), (18, 35938556), (24, 26953917), (36, 17969278), (72, 8984639), (89, 7268472), (157, 4120344), (178, 3634236), (267, 2422824), (314, 2060172), (356, 1817118), (471, 1373448), (534, 1211412), (628, 1030086), (643, 1006056), (712, 908559), (801, 807608), (942, 686724), (1068, 605706), (1256, 515043), (1286, 503028), (1413, 457816), (1602, 403804), (1884, 343362), (1929, 335352), (2136, 302853), (2572, 251514), (2826, 228908), (3204, 201902), (3768, 171681), (3858, 167676), (5144, 125757), (5652, 114454), (5787, 111784), (6408, 100951), (7716, 83838), (11304, 57227), (11574, 55892), (13973, 46296), (15432, 41919), (23148, 27946)]