260851680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2293}}^1$

素因数の和:2393

約数の個数: 144

約数和(自身を含む): 901817280

約数和(自身を除く): 640965600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2293, 2370, 2528, 2844, 3160, 3555, 3792, 4586, 4740, 5688, 6320, 6879, 7110, 7584, 9172, 9480, 11376, 11465, 12640, 13758, 14220, 18344, 18960, 20637, 22752, 22930, 27516, 28440, 34395, 36688, 37920, 41274, 45860, 55032, 56880, 68790, 73376, 82548, 91720, 103185, 110064, 113760, 137580, 165096, 181147, 183440, 206370, 220128, 275160, 330192, 362294, 366880, 412740, 543441, 550320, 660384, 724588, 825480, 905735, 1086882, 1100640, 1449176, 1630323, 1650960, 1811470, 2173764, 2717205, 2898352, 3260646, 3301920, 3622940, 4347528, 5434410, 5796704, 6521292, 7245880, 8151615, 8695056, 10868820, 13042584, 14491760, 16303230, 17390112, 21737640, 26085168, 28983520, 32606460, 43475280, 52170336, 65212920, 86950560, 130425840, 260851680]

約数ペア:

[(1, 260851680), (2, 130425840), (3, 86950560), (4, 65212920), (5, 52170336), (6, 43475280), (8, 32606460), (9, 28983520), (10, 26085168), (12, 21737640), (15, 17390112), (16, 16303230), (18, 14491760), (20, 13042584), (24, 10868820), (30, 8695056), (32, 8151615), (36, 7245880), (40, 6521292), (45, 5796704), (48, 5434410), (60, 4347528), (72, 3622940), (79, 3301920), (80, 3260646), (90, 2898352), (96, 2717205), (120, 2173764), (144, 1811470), (158, 1650960), (160, 1630323), (180, 1449176), (237, 1100640), (240, 1086882), (288, 905735), (316, 825480), (360, 724588), (395, 660384), (474, 550320), (480, 543441), (632, 412740), (711, 366880), (720, 362294), (790, 330192), (948, 275160), (1185, 220128), (1264, 206370), (1422, 183440), (1440, 181147), (1580, 165096), (1896, 137580), (2293, 113760), (2370, 110064), (2528, 103185), (2844, 91720), (3160, 82548), (3555, 73376), (3792, 68790), (4586, 56880), (4740, 55032), (5688, 45860), (6320, 41274), (6879, 37920), (7110, 36688), (7584, 34395), (9172, 28440), (9480, 27516), (11376, 22930), (11465, 22752), (12640, 20637), (13758, 18960), (14220, 18344)]