644728464

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1070

約数の個数: 160

約数和(自身を含む): 1952553600

約数和(自身を除く): 1307825136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 53, 54, 58, 72, 87, 106, 108, 116, 144, 159, 174, 212, 216, 232, 261, 318, 348, 424, 432, 464, 477, 522, 636, 696, 783, 848, 954, 971, 1044, 1272, 1392, 1431, 1537, 1566, 1908, 1942, 2088, 2544, 2862, 2913, 3074, 3132, 3816, 3884, 4176, 4611, 5724, 5826, 6148, 6264, 7632, 7768, 8739, 9222, 11448, 11652, 12296, 12528, 13833, 15536, 17478, 18444, 22896, 23304, 24592, 26217, 27666, 28159, 34956, 36888, 41499, 46608, 51463, 52434, 55332, 56318, 69912, 73776, 82998, 84477, 102926, 104868, 110664, 112636, 139824, 154389, 165996, 168954, 205852, 209736, 221328, 225272, 253431, 308778, 331992, 337908, 411704, 419472, 450544, 463167, 506862, 617556, 663984, 675816, 760293, 823408, 926334, 1013724, 1235112, 1351632, 1389501, 1492427, 1520586, 1852668, 2027448, 2470224, 2779002, 2984854, 3041172, 3705336, 4054896, 4477281, 5558004, 5969708, 6082344, 7410672, 8954562, 11116008, 11939416, 12164688, 13431843, 17909124, 22232016, 23878832, 26863686, 35818248, 40295529, 53727372, 71636496, 80591058, 107454744, 161182116, 214909488, 322364232, 644728464]

約数ペア:

[(1, 644728464), (2, 322364232), (3, 214909488), (4, 161182116), (6, 107454744), (8, 80591058), (9, 71636496), (12, 53727372), (16, 40295529), (18, 35818248), (24, 26863686), (27, 23878832), (29, 22232016), (36, 17909124), (48, 13431843), (53, 12164688), (54, 11939416), (58, 11116008), (72, 8954562), (87, 7410672), (106, 6082344), (108, 5969708), (116, 5558004), (144, 4477281), (159, 4054896), (174, 3705336), (212, 3041172), (216, 2984854), (232, 2779002), (261, 2470224), (318, 2027448), (348, 1852668), (424, 1520586), (432, 1492427), (464, 1389501), (477, 1351632), (522, 1235112), (636, 1013724), (696, 926334), (783, 823408), (848, 760293), (954, 675816), (971, 663984), (1044, 617556), (1272, 506862), (1392, 463167), (1431, 450544), (1537, 419472), (1566, 411704), (1908, 337908), (1942, 331992), (2088, 308778), (2544, 253431), (2862, 225272), (2913, 221328), (3074, 209736), (3132, 205852), (3816, 168954), (3884, 165996), (4176, 154389), (4611, 139824), (5724, 112636), (5826, 110664), (6148, 104868), (6264, 102926), (7632, 84477), (7768, 82998), (8739, 73776), (9222, 69912), (11448, 56318), (11652, 55332), (12296, 52434), (12528, 51463), (13833, 46608), (15536, 41499), (17478, 36888), (18444, 34956), (22896, 28159), (23304, 27666), (24592, 26217)]