389928960

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{4231}}^1$

素因数の和:4264

約数の個数: 144

約数和(自身を含む): 1351743120

約数和(自身を除く): 961814160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4231, 4608, 5120, 5760, 6144, 7680, 8462, 9216, 10240, 11520, 12693, 15360, 16924, 18432, 21155, 23040, 25386, 30720, 33848, 38079, 42310, 46080, 50772, 63465, 67696, 76158, 84620, 92160, 101544, 126930, 135392, 152316, 169240, 190395, 203088, 253860, 270784, 304632, 338480, 380790, 406176, 507720, 541568, 609264, 676960, 761580, 812352, 1015440, 1083136, 1218528, 1353920, 1523160, 1624704, 2030880, 2166272, 2437056, 2707840, 3046320, 3249408, 4061760, 4332544, 4874112, 5415680, 6092640, 6498816, 8123520, 8665088, 9748224, 10831360, 12185280, 12997632, 16247040, 19496448, 21662720, 24370560, 25995264, 32494080, 38992896, 43325440, 48741120, 64988160, 77985792, 97482240, 129976320, 194964480, 389928960]

約数ペア:

[(1, 389928960), (2, 194964480), (3, 129976320), (4, 97482240), (5, 77985792), (6, 64988160), (8, 48741120), (9, 43325440), (10, 38992896), (12, 32494080), (15, 25995264), (16, 24370560), (18, 21662720), (20, 19496448), (24, 16247040), (30, 12997632), (32, 12185280), (36, 10831360), (40, 9748224), (45, 8665088), (48, 8123520), (60, 6498816), (64, 6092640), (72, 5415680), (80, 4874112), (90, 4332544), (96, 4061760), (120, 3249408), (128, 3046320), (144, 2707840), (160, 2437056), (180, 2166272), (192, 2030880), (240, 1624704), (256, 1523160), (288, 1353920), (320, 1218528), (360, 1083136), (384, 1015440), (480, 812352), (512, 761580), (576, 676960), (640, 609264), (720, 541568), (768, 507720), (960, 406176), (1024, 380790), (1152, 338480), (1280, 304632), (1440, 270784), (1536, 253860), (1920, 203088), (2048, 190395), (2304, 169240), (2560, 152316), (2880, 135392), (3072, 126930), (3840, 101544), (4231, 92160), (4608, 84620), (5120, 76158), (5760, 67696), (6144, 63465), (7680, 50772), (8462, 46080), (9216, 42310), (10240, 38079), (11520, 33848), (12693, 30720), (15360, 25386), (16924, 23040), (18432, 21155)]