221725764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 683144280

約数和(自身を除く): 461418516

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 29, 31, 34, 36, 39, 51, 52, 58, 62, 68, 78, 87, 93, 102, 116, 117, 124, 153, 156, 174, 186, 204, 221, 234, 261, 279, 306, 348, 372, 377, 403, 442, 468, 493, 522, 527, 558, 612, 663, 754, 806, 884, 899, 961, 986, 1044, 1054, 1116, 1131, 1209, 1326, 1479, 1508, 1581, 1612, 1798, 1922, 1972, 1989, 2108, 2262, 2418, 2652, 2697, 2883, 2958, 3162, 3393, 3596, 3627, 3844, 3978, 4437, 4524, 4743, 4836, 5394, 5766, 5916, 6324, 6409, 6786, 6851, 7254, 7956, 8091, 8649, 8874, 9486, 10788, 11532, 11687, 12493, 12818, 13572, 13702, 14508, 15283, 16182, 16337, 17298, 17748, 18972, 19227, 20553, 23374, 24986, 25636, 27404, 27869, 30566, 32364, 32674, 34596, 35061, 37479, 38454, 41106, 45849, 46748, 49011, 49972, 55738, 57681, 61132, 61659, 65348, 70122, 74958, 76908, 82212, 83607, 91698, 98022, 105183, 111476, 112437, 115362, 123318, 137547, 140244, 147033, 149916, 167214, 183396, 196044, 198679, 210366, 212381, 224874, 230724, 246636, 250821, 275094, 294066, 334428, 362297, 397358, 420732, 424762, 449748, 473773, 501642, 550188, 588132, 596037, 637143, 724594, 794716, 849524, 947546, 1003284, 1086891, 1192074, 1274286, 1421319, 1449188, 1788111, 1895092, 1911429, 2173782, 2384148, 2548572, 2842638, 3260673, 3576222, 3822858, 4263957, 4347564, 5685276, 6159049, 6521346, 7152444, 7645716, 8527914, 12318098, 13042692, 17055828, 18477147, 24636196, 36954294, 55431441, 73908588, 110862882, 221725764]

約数ペア:

[(1, 221725764), (2, 110862882), (3, 73908588), (4, 55431441), (6, 36954294), (9, 24636196), (12, 18477147), (13, 17055828), (17, 13042692), (18, 12318098), (26, 8527914), (29, 7645716), (31, 7152444), (34, 6521346), (36, 6159049), (39, 5685276), (51, 4347564), (52, 4263957), (58, 3822858), (62, 3576222), (68, 3260673), (78, 2842638), (87, 2548572), (93, 2384148), (102, 2173782), (116, 1911429), (117, 1895092), (124, 1788111), (153, 1449188), (156, 1421319), (174, 1274286), (186, 1192074), (204, 1086891), (221, 1003284), (234, 947546), (261, 849524), (279, 794716), (306, 724594), (348, 637143), (372, 596037), (377, 588132), (403, 550188), (442, 501642), (468, 473773), (493, 449748), (522, 424762), (527, 420732), (558, 397358), (612, 362297), (663, 334428), (754, 294066), (806, 275094), (884, 250821), (899, 246636), (961, 230724), (986, 224874), (1044, 212381), (1054, 210366), (1116, 198679), (1131, 196044), (1209, 183396), (1326, 167214), (1479, 149916), (1508, 147033), (1581, 140244), (1612, 137547), (1798, 123318), (1922, 115362), (1972, 112437), (1989, 111476), (2108, 105183), (2262, 98022), (2418, 91698), (2652, 83607), (2697, 82212), (2883, 76908), (2958, 74958), (3162, 70122), (3393, 65348), (3596, 61659), (3627, 61132), (3844, 57681), (3978, 55738), (4437, 49972), (4524, 49011), (4743, 46748), (4836, 45849), (5394, 41106), (5766, 38454), (5916, 37479), (6324, 35061), (6409, 34596), (6786, 32674), (6851, 32364), (7254, 30566), (7956, 27869), (8091, 27404), (8649, 25636), (8874, 24986), (9486, 23374), (10788, 20553), (11532, 19227), (11687, 18972), (12493, 17748), (12818, 17298), (13572, 16337), (13702, 16182), (14508, 15283)]