1221350616

素因数分解:

$2^3\times 3^3\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:578

約数の個数: 128

約数和(自身を含む): 3452760000

約数和(自身を除く): 2231409384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 137, 149, 216, 274, 277, 298, 411, 447, 548, 554, 596, 822, 831, 894, 1096, 1108, 1192, 1233, 1341, 1644, 1662, 1788, 2216, 2466, 2493, 2682, 3288, 3324, 3576, 3699, 4023, 4932, 4986, 5364, 6648, 7398, 7479, 8046, 9864, 9972, 10728, 14796, 14958, 16092, 19944, 20413, 29592, 29916, 32184, 37949, 40826, 41273, 59832, 61239, 75898, 81652, 82546, 113847, 122478, 123819, 151796, 163304, 165092, 183717, 227694, 244956, 247638, 303592, 330184, 341541, 367434, 371457, 455388, 489912, 495276, 551151, 683082, 734868, 742914, 910776, 990552, 1024623, 1102302, 1114371, 1366164, 1469736, 1485828, 2049246, 2204604, 2228742, 2732328, 2971656, 4098492, 4409208, 4457484, 5654401, 8196984, 8914968, 11308802, 16963203, 22617604, 33926406, 45235208, 50889609, 67852812, 101779218, 135705624, 152668827, 203558436, 305337654, 407116872, 610675308, 1221350616]

約数ペア:

[(1, 1221350616), (2, 610675308), (3, 407116872), (4, 305337654), (6, 203558436), (8, 152668827), (9, 135705624), (12, 101779218), (18, 67852812), (24, 50889609), (27, 45235208), (36, 33926406), (54, 22617604), (72, 16963203), (108, 11308802), (137, 8914968), (149, 8196984), (216, 5654401), (274, 4457484), (277, 4409208), (298, 4098492), (411, 2971656), (447, 2732328), (548, 2228742), (554, 2204604), (596, 2049246), (822, 1485828), (831, 1469736), (894, 1366164), (1096, 1114371), (1108, 1102302), (1192, 1024623), (1233, 990552), (1341, 910776), (1644, 742914), (1662, 734868), (1788, 683082), (2216, 551151), (2466, 495276), (2493, 489912), (2682, 455388), (3288, 371457), (3324, 367434), (3576, 341541), (3699, 330184), (4023, 303592), (4932, 247638), (4986, 244956), (5364, 227694), (6648, 183717), (7398, 165092), (7479, 163304), (8046, 151796), (9864, 123819), (9972, 122478), (10728, 113847), (14796, 82546), (14958, 81652), (16092, 75898), (19944, 61239), (20413, 59832), (29592, 41273), (29916, 40826), (32184, 37949)]