20171805648

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1699}}^1$

素因数の和:1921

約数の個数: 160

約数和(自身を含む): 55044096000

約数和(自身を除く): 34872290352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 79, 93, 101, 124, 158, 186, 202, 237, 248, 303, 316, 372, 404, 474, 496, 606, 632, 744, 808, 948, 1212, 1264, 1488, 1616, 1699, 1896, 2424, 2449, 3131, 3398, 3792, 4848, 4898, 5097, 6262, 6796, 7347, 7979, 9393, 9796, 10194, 12524, 13592, 14694, 15958, 18786, 19592, 20388, 23937, 25048, 27184, 29388, 31916, 37572, 39184, 40776, 47874, 50096, 52669, 58776, 63832, 75144, 81552, 95748, 105338, 117552, 127664, 134221, 150288, 158007, 171599, 191496, 210676, 247349, 268442, 316014, 343198, 382992, 402663, 421352, 494698, 514797, 536884, 632028, 686396, 742047, 805326, 842704, 989396, 1029594, 1073768, 1264056, 1372792, 1484094, 1610652, 1978792, 2059188, 2147536, 2528112, 2745584, 2968188, 3221304, 3957584, 4118376, 4160851, 5319569, 5936376, 6442608, 8236752, 8321702, 10639138, 11872752, 12482553, 13556321, 15958707, 16643404, 21278276, 24965106, 27112642, 31917414, 33286808, 40668963, 42556552, 49930212, 54225284, 63834828, 66573616, 81337926, 85113104, 99860424, 108450568, 127669656, 162675852, 199720848, 216901136, 255339312, 325351704, 420245951, 650703408, 840491902, 1260737853, 1680983804, 2521475706, 3361967608, 5042951412, 6723935216, 10085902824, 20171805648]

約数ペア:

[(1, 20171805648), (2, 10085902824), (3, 6723935216), (4, 5042951412), (6, 3361967608), (8, 2521475706), (12, 1680983804), (16, 1260737853), (24, 840491902), (31, 650703408), (48, 420245951), (62, 325351704), (79, 255339312), (93, 216901136), (101, 199720848), (124, 162675852), (158, 127669656), (186, 108450568), (202, 99860424), (237, 85113104), (248, 81337926), (303, 66573616), (316, 63834828), (372, 54225284), (404, 49930212), (474, 42556552), (496, 40668963), (606, 33286808), (632, 31917414), (744, 27112642), (808, 24965106), (948, 21278276), (1212, 16643404), (1264, 15958707), (1488, 13556321), (1616, 12482553), (1699, 11872752), (1896, 10639138), (2424, 8321702), (2449, 8236752), (3131, 6442608), (3398, 5936376), (3792, 5319569), (4848, 4160851), (4898, 4118376), (5097, 3957584), (6262, 3221304), (6796, 2968188), (7347, 2745584), (7979, 2528112), (9393, 2147536), (9796, 2059188), (10194, 1978792), (12524, 1610652), (13592, 1484094), (14694, 1372792), (15958, 1264056), (18786, 1073768), (19592, 1029594), (20388, 989396), (23937, 842704), (25048, 805326), (27184, 742047), (29388, 686396), (31916, 632028), (37572, 536884), (39184, 514797), (40776, 494698), (47874, 421352), (50096, 402663), (52669, 382992), (58776, 343198), (63832, 316014), (75144, 268442), (81552, 247349), (95748, 210676), (105338, 191496), (117552, 171599), (127664, 158007), (134221, 150288)]