312308640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{30983}}^1$

素因数の和:31011

約数の個数: 144

約数和(自身を含む): 1218043008

約数和(自身を除く): 905734368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 30983, 61966, 92949, 123932, 154915, 185898, 216881, 247864, 278847, 309830, 371796, 433762, 464745, 495728, 557694, 619660, 650643, 743592, 867524, 929490, 991456, 1084405, 1115388, 1239320, 1301286, 1394235, 1487184, 1735048, 1858980, 1951929, 2168810, 2230776, 2478640, 2602572, 2788470, 2974368, 3253215, 3470096, 3717960, 3903858, 4337620, 4461552, 4957280, 5205144, 5576940, 6506430, 6940192, 7435920, 7807716, 8675240, 8923104, 9759645, 10410288, 11153880, 13012860, 14871840, 15615432, 17350480, 19519290, 20820576, 22307760, 26025720, 31230864, 34700960, 39038580, 44615520, 52051440, 62461728, 78077160, 104102880, 156154320, 312308640]

約数ペア:

[(1, 312308640), (2, 156154320), (3, 104102880), (4, 78077160), (5, 62461728), (6, 52051440), (7, 44615520), (8, 39038580), (9, 34700960), (10, 31230864), (12, 26025720), (14, 22307760), (15, 20820576), (16, 19519290), (18, 17350480), (20, 15615432), (21, 14871840), (24, 13012860), (28, 11153880), (30, 10410288), (32, 9759645), (35, 8923104), (36, 8675240), (40, 7807716), (42, 7435920), (45, 6940192), (48, 6506430), (56, 5576940), (60, 5205144), (63, 4957280), (70, 4461552), (72, 4337620), (80, 3903858), (84, 3717960), (90, 3470096), (96, 3253215), (105, 2974368), (112, 2788470), (120, 2602572), (126, 2478640), (140, 2230776), (144, 2168810), (160, 1951929), (168, 1858980), (180, 1735048), (210, 1487184), (224, 1394235), (240, 1301286), (252, 1239320), (280, 1115388), (288, 1084405), (315, 991456), (336, 929490), (360, 867524), (420, 743592), (480, 650643), (504, 619660), (560, 557694), (630, 495728), (672, 464745), (720, 433762), (840, 371796), (1008, 309830), (1120, 278847), (1260, 247864), (1440, 216881), (1680, 185898), (2016, 154915), (2520, 123932), (3360, 92949), (5040, 61966), (10080, 30983)]