161365680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:444

約数の個数: 240

約数和(自身を含む): 627441984

約数和(自身を除く): 466076304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 317, 336, 360, 404, 420, 504, 505, 560, 606, 630, 634, 707, 720, 808, 840, 909, 951, 1008, 1010, 1212, 1260, 1268, 1414, 1515, 1585, 1616, 1680, 1818, 1902, 2020, 2121, 2219, 2424, 2520, 2536, 2828, 2853, 3030, 3170, 3535, 3636, 3804, 4040, 4242, 4438, 4545, 4755, 4848, 5040, 5072, 5656, 5706, 6060, 6340, 6363, 6657, 7070, 7272, 7608, 8080, 8484, 8876, 9090, 9510, 10605, 11095, 11312, 11412, 12120, 12680, 12726, 13314, 14140, 14265, 14544, 15216, 16968, 17752, 18180, 19020, 19971, 21210, 22190, 22824, 24240, 25360, 25452, 26628, 28280, 28530, 31815, 32017, 33285, 33936, 35504, 36360, 38040, 39942, 42420, 44380, 45648, 50904, 53256, 56560, 57060, 63630, 64034, 66570, 72720, 76080, 79884, 84840, 88760, 96051, 99855, 101808, 106512, 114120, 127260, 128068, 133140, 159768, 160085, 169680, 177520, 192102, 199710, 224119, 228240, 254520, 256136, 266280, 288153, 319536, 320170, 384204, 399420, 448238, 480255, 509040, 512272, 532560, 576306, 640340, 672357, 768408, 798840, 896476, 960510, 1120595, 1152612, 1280680, 1344714, 1440765, 1536816, 1597680, 1792952, 1921020, 2017071, 2241190, 2305224, 2561360, 2689428, 2881530, 3361785, 3585904, 3842040, 4034142, 4482380, 4610448, 5378856, 5763060, 6723570, 7684080, 8068284, 8964760, 10085355, 10757712, 11526120, 13447140, 16136568, 17929520, 20170710, 23052240, 26894280, 32273136, 40341420, 53788560, 80682840, 161365680]

約数ペア:

[(1, 161365680), (2, 80682840), (3, 53788560), (4, 40341420), (5, 32273136), (6, 26894280), (7, 23052240), (8, 20170710), (9, 17929520), (10, 16136568), (12, 13447140), (14, 11526120), (15, 10757712), (16, 10085355), (18, 8964760), (20, 8068284), (21, 7684080), (24, 6723570), (28, 5763060), (30, 5378856), (35, 4610448), (36, 4482380), (40, 4034142), (42, 3842040), (45, 3585904), (48, 3361785), (56, 2881530), (60, 2689428), (63, 2561360), (70, 2305224), (72, 2241190), (80, 2017071), (84, 1921020), (90, 1792952), (101, 1597680), (105, 1536816), (112, 1440765), (120, 1344714), (126, 1280680), (140, 1152612), (144, 1120595), (168, 960510), (180, 896476), (202, 798840), (210, 768408), (240, 672357), (252, 640340), (280, 576306), (303, 532560), (315, 512272), (317, 509040), (336, 480255), (360, 448238), (404, 399420), (420, 384204), (504, 320170), (505, 319536), (560, 288153), (606, 266280), (630, 256136), (634, 254520), (707, 228240), (720, 224119), (808, 199710), (840, 192102), (909, 177520), (951, 169680), (1008, 160085), (1010, 159768), (1212, 133140), (1260, 128068), (1268, 127260), (1414, 114120), (1515, 106512), (1585, 101808), (1616, 99855), (1680, 96051), (1818, 88760), (1902, 84840), (2020, 79884), (2121, 76080), (2219, 72720), (2424, 66570), (2520, 64034), (2536, 63630), (2828, 57060), (2853, 56560), (3030, 53256), (3170, 50904), (3535, 45648), (3636, 44380), (3804, 42420), (4040, 39942), (4242, 38040), (4438, 36360), (4545, 35504), (4755, 33936), (4848, 33285), (5040, 32017), (5072, 31815), (5656, 28530), (5706, 28280), (6060, 26628), (6340, 25452), (6363, 25360), (6657, 24240), (7070, 22824), (7272, 22190), (7608, 21210), (8080, 19971), (8484, 19020), (8876, 18180), (9090, 17752), (9510, 16968), (10605, 15216), (11095, 14544), (11312, 14265), (11412, 14140), (12120, 13314), (12680, 12726)]