29281320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 95940000

約数和(自身を除く): 66658680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 163, 180, 326, 360, 489, 499, 652, 815, 978, 998, 1304, 1467, 1497, 1630, 1956, 1996, 2445, 2495, 2934, 2994, 3260, 3912, 3992, 4491, 4890, 4990, 5868, 5988, 6520, 7335, 7485, 8982, 9780, 9980, 11736, 11976, 14670, 14970, 17964, 19560, 19960, 22455, 29340, 29940, 35928, 44910, 58680, 59880, 81337, 89820, 162674, 179640, 244011, 325348, 406685, 488022, 650696, 732033, 813370, 976044, 1220055, 1464066, 1626740, 1952088, 2440110, 2928132, 3253480, 3660165, 4880220, 5856264, 7320330, 9760440, 14640660, 29281320]

約数ペア:

[(1, 29281320), (2, 14640660), (3, 9760440), (4, 7320330), (5, 5856264), (6, 4880220), (8, 3660165), (9, 3253480), (10, 2928132), (12, 2440110), (15, 1952088), (18, 1626740), (20, 1464066), (24, 1220055), (30, 976044), (36, 813370), (40, 732033), (45, 650696), (60, 488022), (72, 406685), (90, 325348), (120, 244011), (163, 179640), (180, 162674), (326, 89820), (360, 81337), (489, 59880), (499, 58680), (652, 44910), (815, 35928), (978, 29940), (998, 29340), (1304, 22455), (1467, 19960), (1497, 19560), (1630, 17964), (1956, 14970), (1996, 14670), (2445, 11976), (2495, 11736), (2934, 9980), (2994, 9780), (3260, 8982), (3912, 7485), (3992, 7335), (4491, 6520), (4890, 5988), (4990, 5868)]