172282920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 533226240

約数和(自身を除く): 360943320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 73, 120, 142, 146, 213, 219, 277, 284, 292, 355, 365, 426, 438, 554, 568, 584, 710, 730, 831, 852, 876, 1065, 1095, 1108, 1385, 1420, 1460, 1662, 1704, 1752, 2130, 2190, 2216, 2770, 2840, 2920, 3324, 4155, 4260, 4380, 5183, 5540, 6648, 8310, 8520, 8760, 10366, 11080, 15549, 16620, 19667, 20221, 20732, 25915, 31098, 33240, 39334, 40442, 41464, 51830, 59001, 60663, 62196, 77745, 78668, 80884, 98335, 101105, 103660, 118002, 121326, 124392, 155490, 157336, 161768, 196670, 202210, 207320, 236004, 242652, 295005, 303315, 310980, 393340, 404420, 472008, 485304, 590010, 606630, 621960, 786680, 808840, 1180020, 1213260, 1435691, 2360040, 2426520, 2871382, 4307073, 5742764, 7178455, 8614146, 11485528, 14356910, 17228292, 21535365, 28713820, 34456584, 43070730, 57427640, 86141460, 172282920]

約数ペア:

[(1, 172282920), (2, 86141460), (3, 57427640), (4, 43070730), (5, 34456584), (6, 28713820), (8, 21535365), (10, 17228292), (12, 14356910), (15, 11485528), (20, 8614146), (24, 7178455), (30, 5742764), (40, 4307073), (60, 2871382), (71, 2426520), (73, 2360040), (120, 1435691), (142, 1213260), (146, 1180020), (213, 808840), (219, 786680), (277, 621960), (284, 606630), (292, 590010), (355, 485304), (365, 472008), (426, 404420), (438, 393340), (554, 310980), (568, 303315), (584, 295005), (710, 242652), (730, 236004), (831, 207320), (852, 202210), (876, 196670), (1065, 161768), (1095, 157336), (1108, 155490), (1385, 124392), (1420, 121326), (1460, 118002), (1662, 103660), (1704, 101105), (1752, 98335), (2130, 80884), (2190, 78668), (2216, 77745), (2770, 62196), (2840, 60663), (2920, 59001), (3324, 51830), (4155, 41464), (4260, 40442), (4380, 39334), (5183, 33240), (5540, 31098), (6648, 25915), (8310, 20732), (8520, 20221), (8760, 19667), (10366, 16620), (11080, 15549)]