80890320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 160

約数和(自身を含む): 290338560

約数和(自身を除く): 209448240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 541, 560, 623, 712, 840, 890, 1068, 1082, 1246, 1335, 1424, 1623, 1680, 1780, 1869, 2136, 2164, 2492, 2670, 2705, 3115, 3246, 3560, 3738, 3787, 4272, 4328, 4984, 5340, 5410, 6230, 6492, 7120, 7476, 7574, 8115, 8656, 9345, 9968, 10680, 10820, 11361, 12460, 12984, 14952, 15148, 16230, 18690, 18935, 21360, 21640, 22722, 24920, 25968, 29904, 30296, 32460, 37380, 37870, 43280, 45444, 48149, 49840, 56805, 60592, 64920, 74760, 75740, 90888, 96298, 113610, 129840, 144447, 149520, 151480, 181776, 192596, 227220, 240745, 288894, 302960, 337043, 385192, 454440, 481490, 577788, 674086, 722235, 770384, 908880, 962980, 1011129, 1155576, 1348172, 1444470, 1685215, 1925960, 2022258, 2311152, 2696344, 2888940, 3370430, 3851920, 4044516, 5055645, 5392688, 5777880, 6740860, 8089032, 10111290, 11555760, 13481720, 16178064, 20222580, 26963440, 40445160, 80890320]

約数ペア:

[(1, 80890320), (2, 40445160), (3, 26963440), (4, 20222580), (5, 16178064), (6, 13481720), (7, 11555760), (8, 10111290), (10, 8089032), (12, 6740860), (14, 5777880), (15, 5392688), (16, 5055645), (20, 4044516), (21, 3851920), (24, 3370430), (28, 2888940), (30, 2696344), (35, 2311152), (40, 2022258), (42, 1925960), (48, 1685215), (56, 1444470), (60, 1348172), (70, 1155576), (80, 1011129), (84, 962980), (89, 908880), (105, 770384), (112, 722235), (120, 674086), (140, 577788), (168, 481490), (178, 454440), (210, 385192), (240, 337043), (267, 302960), (280, 288894), (336, 240745), (356, 227220), (420, 192596), (445, 181776), (534, 151480), (541, 149520), (560, 144447), (623, 129840), (712, 113610), (840, 96298), (890, 90888), (1068, 75740), (1082, 74760), (1246, 64920), (1335, 60592), (1424, 56805), (1623, 49840), (1680, 48149), (1780, 45444), (1869, 43280), (2136, 37870), (2164, 37380), (2492, 32460), (2670, 30296), (2705, 29904), (3115, 25968), (3246, 24920), (3560, 22722), (3738, 21640), (3787, 21360), (4272, 18935), (4328, 18690), (4984, 16230), (5340, 15148), (5410, 14952), (6230, 12984), (6492, 12460), (7120, 11361), (7476, 10820), (7574, 10680), (8115, 9968), (8656, 9345)]