171948920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1365

約数の個数: 128

約数和(自身を含む): 474647040

約数和(自身を除く): 302698120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 220, 230, 253, 260, 286, 299, 440, 460, 506, 520, 572, 598, 715, 920, 1012, 1144, 1196, 1265, 1307, 1430, 1495, 2024, 2392, 2530, 2614, 2860, 2990, 3289, 5060, 5228, 5720, 5980, 6535, 6578, 10120, 10456, 11960, 13070, 13156, 14377, 16445, 16991, 26140, 26312, 28754, 30061, 32890, 33982, 52280, 57508, 60122, 65780, 67964, 71885, 84955, 115016, 120244, 131560, 135928, 143770, 150305, 169910, 186901, 240488, 287540, 300610, 330671, 339820, 373802, 390793, 575080, 601220, 661342, 679640, 747604, 781586, 934505, 1202440, 1322684, 1495208, 1563172, 1653355, 1869010, 1953965, 2645368, 3126344, 3306710, 3738020, 3907930, 4298723, 6613420, 7476040, 7815860, 8597446, 13226840, 15631720, 17194892, 21493615, 34389784, 42987230, 85974460, 171948920]

約数ペア:

[(1, 171948920), (2, 85974460), (4, 42987230), (5, 34389784), (8, 21493615), (10, 17194892), (11, 15631720), (13, 13226840), (20, 8597446), (22, 7815860), (23, 7476040), (26, 6613420), (40, 4298723), (44, 3907930), (46, 3738020), (52, 3306710), (55, 3126344), (65, 2645368), (88, 1953965), (92, 1869010), (104, 1653355), (110, 1563172), (115, 1495208), (130, 1322684), (143, 1202440), (184, 934505), (220, 781586), (230, 747604), (253, 679640), (260, 661342), (286, 601220), (299, 575080), (440, 390793), (460, 373802), (506, 339820), (520, 330671), (572, 300610), (598, 287540), (715, 240488), (920, 186901), (1012, 169910), (1144, 150305), (1196, 143770), (1265, 135928), (1307, 131560), (1430, 120244), (1495, 115016), (2024, 84955), (2392, 71885), (2530, 67964), (2614, 65780), (2860, 60122), (2990, 57508), (3289, 52280), (5060, 33982), (5228, 32890), (5720, 30061), (5980, 28754), (6535, 26312), (6578, 26140), (10120, 16991), (10456, 16445), (11960, 14377), (13070, 13156)]