213059280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4145

約数の個数: 160

約数和(自身を含む): 779378688

約数和(自身を除く): 566319408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4091, 4340, 5208, 6510, 7440, 8182, 8680, 10416, 12273, 13020, 16364, 17360, 20455, 24546, 26040, 28637, 32728, 40910, 49092, 52080, 57274, 61365, 65456, 81820, 85911, 98184, 114548, 122730, 126821, 143185, 163640, 171822, 196368, 229096, 245460, 253642, 286370, 327280, 343644, 380463, 429555, 458192, 490920, 507284, 572740, 634105, 687288, 760926, 859110, 887747, 981840, 1014568, 1145480, 1268210, 1374576, 1521852, 1718220, 1775494, 1902315, 2029136, 2290960, 2536420, 2663241, 3043704, 3436440, 3550988, 3804630, 4438735, 5072840, 5326482, 6087408, 6872880, 7101976, 7609260, 8877470, 10145680, 10652964, 13316205, 14203952, 15218520, 17754940, 21305928, 26632410, 30437040, 35509880, 42611856, 53264820, 71019760, 106529640, 213059280]

約数ペア:

[(1, 213059280), (2, 106529640), (3, 71019760), (4, 53264820), (5, 42611856), (6, 35509880), (7, 30437040), (8, 26632410), (10, 21305928), (12, 17754940), (14, 15218520), (15, 14203952), (16, 13316205), (20, 10652964), (21, 10145680), (24, 8877470), (28, 7609260), (30, 7101976), (31, 6872880), (35, 6087408), (40, 5326482), (42, 5072840), (48, 4438735), (56, 3804630), (60, 3550988), (62, 3436440), (70, 3043704), (80, 2663241), (84, 2536420), (93, 2290960), (105, 2029136), (112, 1902315), (120, 1775494), (124, 1718220), (140, 1521852), (155, 1374576), (168, 1268210), (186, 1145480), (210, 1014568), (217, 981840), (240, 887747), (248, 859110), (280, 760926), (310, 687288), (336, 634105), (372, 572740), (420, 507284), (434, 490920), (465, 458192), (496, 429555), (560, 380463), (620, 343644), (651, 327280), (744, 286370), (840, 253642), (868, 245460), (930, 229096), (1085, 196368), (1240, 171822), (1302, 163640), (1488, 143185), (1680, 126821), (1736, 122730), (1860, 114548), (2170, 98184), (2480, 85911), (2604, 81820), (3255, 65456), (3472, 61365), (3720, 57274), (4091, 52080), (4340, 49092), (5208, 40910), (6510, 32728), (7440, 28637), (8182, 26040), (8680, 24546), (10416, 20455), (12273, 17360), (13020, 16364)]