31431120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:429

約数の個数: 160

約数和(自身を含む): 113778432

約数和(自身を除く): 82347312

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, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 353, 371, 420, 424, 530, 560, 636, 706, 742, 795, 840, 848, 1059, 1060, 1113, 1272, 1412, 1484, 1590, 1680, 1765, 1855, 2118, 2120, 2226, 2471, 2544, 2824, 2968, 3180, 3530, 3710, 4236, 4240, 4452, 4942, 5295, 5565, 5648, 5936, 6360, 7060, 7413, 7420, 8472, 8904, 9884, 10590, 11130, 12355, 12720, 14120, 14826, 14840, 16944, 17808, 18709, 19768, 21180, 22260, 24710, 28240, 29652, 29680, 37065, 37418, 39536, 42360, 44520, 49420, 56127, 59304, 74130, 74836, 84720, 89040, 93545, 98840, 112254, 118608, 130963, 148260, 149672, 187090, 197680, 224508, 261926, 280635, 296520, 299344, 374180, 392889, 449016, 523852, 561270, 593040, 654815, 748360, 785778, 898032, 1047704, 1122540, 1309630, 1496720, 1571556, 1964445, 2095408, 2245080, 2619260, 3143112, 3928890, 4490160, 5238520, 6286224, 7857780, 10477040, 15715560, 31431120]

約数ペア:

[(1, 31431120), (2, 15715560), (3, 10477040), (4, 7857780), (5, 6286224), (6, 5238520), (7, 4490160), (8, 3928890), (10, 3143112), (12, 2619260), (14, 2245080), (15, 2095408), (16, 1964445), (20, 1571556), (21, 1496720), (24, 1309630), (28, 1122540), (30, 1047704), (35, 898032), (40, 785778), (42, 748360), (48, 654815), (53, 593040), (56, 561270), (60, 523852), (70, 449016), (80, 392889), (84, 374180), (105, 299344), (106, 296520), (112, 280635), (120, 261926), (140, 224508), (159, 197680), (168, 187090), (210, 149672), (212, 148260), (240, 130963), (265, 118608), (280, 112254), (318, 98840), (336, 93545), (353, 89040), (371, 84720), (420, 74836), (424, 74130), (530, 59304), (560, 56127), (636, 49420), (706, 44520), (742, 42360), (795, 39536), (840, 37418), (848, 37065), (1059, 29680), (1060, 29652), (1113, 28240), (1272, 24710), (1412, 22260), (1484, 21180), (1590, 19768), (1680, 18709), (1765, 17808), (1855, 16944), (2118, 14840), (2120, 14826), (2226, 14120), (2471, 12720), (2544, 12355), (2824, 11130), (2968, 10590), (3180, 9884), (3530, 8904), (3710, 8472), (4236, 7420), (4240, 7413), (4452, 7060), (4942, 6360), (5295, 5936), (5565, 5648)]