142433720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 387253440

約数和(自身を除く): 244819720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 88, 104, 110, 130, 143, 148, 185, 220, 260, 286, 296, 370, 407, 440, 481, 520, 572, 673, 715, 740, 814, 962, 1144, 1346, 1430, 1480, 1628, 1924, 2035, 2405, 2692, 2860, 3256, 3365, 3848, 4070, 4810, 5291, 5384, 5720, 6730, 7403, 8140, 8749, 9620, 10582, 13460, 14806, 16280, 17498, 19240, 21164, 24901, 26455, 26920, 29612, 34996, 37015, 42328, 43745, 49802, 52910, 59224, 69992, 74030, 87490, 96239, 99604, 105820, 124505, 148060, 174980, 192478, 199208, 211640, 249010, 273911, 296120, 323713, 349960, 384956, 481195, 498020, 547822, 647426, 769912, 962390, 996040, 1095644, 1294852, 1369555, 1618565, 1924780, 2191288, 2589704, 2739110, 3237130, 3560843, 3849560, 5478220, 6474260, 7121686, 10956440, 12948520, 14243372, 17804215, 28486744, 35608430, 71216860, 142433720]

約数ペア:

[(1, 142433720), (2, 71216860), (4, 35608430), (5, 28486744), (8, 17804215), (10, 14243372), (11, 12948520), (13, 10956440), (20, 7121686), (22, 6474260), (26, 5478220), (37, 3849560), (40, 3560843), (44, 3237130), (52, 2739110), (55, 2589704), (65, 2191288), (74, 1924780), (88, 1618565), (104, 1369555), (110, 1294852), (130, 1095644), (143, 996040), (148, 962390), (185, 769912), (220, 647426), (260, 547822), (286, 498020), (296, 481195), (370, 384956), (407, 349960), (440, 323713), (481, 296120), (520, 273911), (572, 249010), (673, 211640), (715, 199208), (740, 192478), (814, 174980), (962, 148060), (1144, 124505), (1346, 105820), (1430, 99604), (1480, 96239), (1628, 87490), (1924, 74030), (2035, 69992), (2405, 59224), (2692, 52910), (2860, 49802), (3256, 43745), (3365, 42328), (3848, 37015), (4070, 34996), (4810, 29612), (5291, 26920), (5384, 26455), (5720, 24901), (6730, 21164), (7403, 19240), (8140, 17498), (8749, 16280), (9620, 14806), (10582, 13460)]