149438240

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{389}}^1$

素因数の和:432

約数の個数: 120

約数和(自身を含む): 412923420

約数和(自身を除く): 263485180

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 389, 392, 490, 560, 686, 778, 784, 980, 1120, 1372, 1556, 1568, 1715, 1945, 1960, 2401, 2723, 2744, 3112, 3430, 3890, 3920, 4802, 5446, 5488, 6224, 6860, 7780, 7840, 9604, 10892, 10976, 12005, 12448, 13615, 13720, 15560, 19061, 19208, 21784, 24010, 27230, 27440, 31120, 38122, 38416, 43568, 48020, 54460, 54880, 62240, 76244, 76832, 87136, 95305, 96040, 108920, 133427, 152488, 190610, 192080, 217840, 266854, 304976, 381220, 384160, 435680, 533708, 609952, 667135, 762440, 933989, 1067416, 1334270, 1524880, 1867978, 2134832, 2668540, 3049760, 3735956, 4269664, 4669945, 5337080, 7471912, 9339890, 10674160, 14943824, 18679780, 21348320, 29887648, 37359560, 74719120, 149438240]

約数ペア:

[(1, 149438240), (2, 74719120), (4, 37359560), (5, 29887648), (7, 21348320), (8, 18679780), (10, 14943824), (14, 10674160), (16, 9339890), (20, 7471912), (28, 5337080), (32, 4669945), (35, 4269664), (40, 3735956), (49, 3049760), (56, 2668540), (70, 2134832), (80, 1867978), (98, 1524880), (112, 1334270), (140, 1067416), (160, 933989), (196, 762440), (224, 667135), (245, 609952), (280, 533708), (343, 435680), (389, 384160), (392, 381220), (490, 304976), (560, 266854), (686, 217840), (778, 192080), (784, 190610), (980, 152488), (1120, 133427), (1372, 108920), (1556, 96040), (1568, 95305), (1715, 87136), (1945, 76832), (1960, 76244), (2401, 62240), (2723, 54880), (2744, 54460), (3112, 48020), (3430, 43568), (3890, 38416), (3920, 38122), (4802, 31120), (5446, 27440), (5488, 27230), (6224, 24010), (6860, 21784), (7780, 19208), (7840, 19061), (9604, 15560), (10892, 13720), (10976, 13615), (12005, 12448)]