388581480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:864

約数の個数: 192

約数和(自身を含む): 1451174400

約数和(自身を除く): 1062592920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 271, 280, 315, 360, 420, 504, 542, 569, 630, 813, 840, 1084, 1138, 1260, 1355, 1626, 1707, 1897, 2168, 2276, 2439, 2520, 2710, 2845, 3252, 3414, 3794, 3983, 4065, 4552, 4878, 5121, 5420, 5690, 5691, 6504, 6828, 7588, 7966, 8130, 8535, 9485, 9756, 10242, 10840, 11380, 11382, 11949, 12195, 13656, 15176, 15932, 16260, 17070, 17073, 18970, 19512, 19915, 20484, 22760, 22764, 23898, 24390, 25605, 28455, 31864, 32520, 34140, 34146, 35847, 37940, 39830, 40968, 45528, 47796, 48780, 51210, 56910, 59745, 68280, 68292, 71694, 75880, 79660, 85365, 95592, 97560, 102420, 113820, 119490, 136584, 143388, 154199, 159320, 170730, 179235, 204840, 227640, 238980, 286776, 308398, 341460, 358470, 462597, 477960, 616796, 682920, 716940, 770995, 925194, 1079393, 1233592, 1387791, 1433880, 1541990, 1850388, 2158786, 2312985, 2775582, 3083980, 3238179, 3700776, 4317572, 4625970, 5396965, 5551164, 6167960, 6476358, 6938955, 8635144, 9251940, 9714537, 10793930, 11102328, 12952716, 13877910, 16190895, 18503880, 19429074, 21587860, 25905432, 27755820, 32381790, 38858148, 43175720, 48572685, 55511640, 64763580, 77716296, 97145370, 129527160, 194290740, 388581480]

約数ペア:

[(1, 388581480), (2, 194290740), (3, 129527160), (4, 97145370), (5, 77716296), (6, 64763580), (7, 55511640), (8, 48572685), (9, 43175720), (10, 38858148), (12, 32381790), (14, 27755820), (15, 25905432), (18, 21587860), (20, 19429074), (21, 18503880), (24, 16190895), (28, 13877910), (30, 12952716), (35, 11102328), (36, 10793930), (40, 9714537), (42, 9251940), (45, 8635144), (56, 6938955), (60, 6476358), (63, 6167960), (70, 5551164), (72, 5396965), (84, 4625970), (90, 4317572), (105, 3700776), (120, 3238179), (126, 3083980), (140, 2775582), (168, 2312985), (180, 2158786), (210, 1850388), (252, 1541990), (271, 1433880), (280, 1387791), (315, 1233592), (360, 1079393), (420, 925194), (504, 770995), (542, 716940), (569, 682920), (630, 616796), (813, 477960), (840, 462597), (1084, 358470), (1138, 341460), (1260, 308398), (1355, 286776), (1626, 238980), (1707, 227640), (1897, 204840), (2168, 179235), (2276, 170730), (2439, 159320), (2520, 154199), (2710, 143388), (2845, 136584), (3252, 119490), (3414, 113820), (3794, 102420), (3983, 97560), (4065, 95592), (4552, 85365), (4878, 79660), (5121, 75880), (5420, 71694), (5690, 68292), (5691, 68280), (6504, 59745), (6828, 56910), (7588, 51210), (7966, 48780), (8130, 47796), (8535, 45528), (9485, 40968), (9756, 39830), (10242, 37940), (10840, 35847), (11380, 34146), (11382, 34140), (11949, 32520), (12195, 31864), (13656, 28455), (15176, 25605), (15932, 24390), (16260, 23898), (17070, 22764), (17073, 22760), (18970, 20484), (19512, 19915)]