172715880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1675

約数の個数: 128

約数和(自身を含む): 553651200

約数和(自身を除く): 380935320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1601, 1740, 1798, 1860, 2697, 3202, 3480, 3596, 3720, 4495, 4803, 5394, 6404, 7192, 8005, 8990, 9606, 10788, 12808, 13485, 16010, 17980, 19212, 21576, 24015, 26970, 32020, 35960, 38424, 46429, 48030, 49631, 53940, 64040, 92858, 96060, 99262, 107880, 139287, 148893, 185716, 192120, 198524, 232145, 248155, 278574, 297786, 371432, 397048, 464290, 496310, 557148, 595572, 696435, 744465, 928580, 992620, 1114296, 1191144, 1392870, 1439299, 1488930, 1857160, 1985240, 2785740, 2878598, 2977860, 4317897, 5571480, 5757196, 5955720, 7196495, 8635794, 11514392, 14392990, 17271588, 21589485, 28785980, 34543176, 43178970, 57571960, 86357940, 172715880]

約数ペア:

[(1, 172715880), (2, 86357940), (3, 57571960), (4, 43178970), (5, 34543176), (6, 28785980), (8, 21589485), (10, 17271588), (12, 14392990), (15, 11514392), (20, 8635794), (24, 7196495), (29, 5955720), (30, 5757196), (31, 5571480), (40, 4317897), (58, 2977860), (60, 2878598), (62, 2785740), (87, 1985240), (93, 1857160), (116, 1488930), (120, 1439299), (124, 1392870), (145, 1191144), (155, 1114296), (174, 992620), (186, 928580), (232, 744465), (248, 696435), (290, 595572), (310, 557148), (348, 496310), (372, 464290), (435, 397048), (465, 371432), (580, 297786), (620, 278574), (696, 248155), (744, 232145), (870, 198524), (899, 192120), (930, 185716), (1160, 148893), (1240, 139287), (1601, 107880), (1740, 99262), (1798, 96060), (1860, 92858), (2697, 64040), (3202, 53940), (3480, 49631), (3596, 48030), (3720, 46429), (4495, 38424), (4803, 35960), (5394, 32020), (6404, 26970), (7192, 24015), (8005, 21576), (8990, 19212), (9606, 17980), (10788, 16010), (12808, 13485)]