997813728

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{20261}}^1$

素因数の和:20302

約数の個数: 120

約数和(自身を含む): 3089144520

約数和(自身を除く): 2091330792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 432, 456, 513, 608, 648, 684, 864, 912, 1026, 1296, 1368, 1539, 1824, 2052, 2592, 2736, 3078, 4104, 5472, 6156, 8208, 12312, 16416, 20261, 24624, 40522, 49248, 60783, 81044, 121566, 162088, 182349, 243132, 324176, 364698, 384959, 486264, 547047, 648352, 729396, 769918, 972528, 1094094, 1154877, 1458792, 1539836, 1641141, 1945056, 2188188, 2309754, 2917584, 3079672, 3282282, 3464631, 4376376, 4619508, 5835168, 6159344, 6564564, 6929262, 8752752, 9239016, 10393893, 12318688, 13129128, 13858524, 17505504, 18478032, 20787786, 26258256, 27717048, 31181679, 36956064, 41575572, 52516512, 55434096, 62363358, 83151144, 110868192, 124726716, 166302288, 249453432, 332604576, 498906864, 997813728]

約数ペア:

[(1, 997813728), (2, 498906864), (3, 332604576), (4, 249453432), (6, 166302288), (8, 124726716), (9, 110868192), (12, 83151144), (16, 62363358), (18, 55434096), (19, 52516512), (24, 41575572), (27, 36956064), (32, 31181679), (36, 27717048), (38, 26258256), (48, 20787786), (54, 18478032), (57, 17505504), (72, 13858524), (76, 13129128), (81, 12318688), (96, 10393893), (108, 9239016), (114, 8752752), (144, 6929262), (152, 6564564), (162, 6159344), (171, 5835168), (216, 4619508), (228, 4376376), (288, 3464631), (304, 3282282), (324, 3079672), (342, 2917584), (432, 2309754), (456, 2188188), (513, 1945056), (608, 1641141), (648, 1539836), (684, 1458792), (864, 1154877), (912, 1094094), (1026, 972528), (1296, 769918), (1368, 729396), (1539, 648352), (1824, 547047), (2052, 486264), (2592, 384959), (2736, 364698), (3078, 324176), (4104, 243132), (5472, 182349), (6156, 162088), (8208, 121566), (12312, 81044), (16416, 60783), (20261, 49248), (24624, 40522)]