28410152220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{221989}}^1$

素因数の和:222089

約数の個数: 120

約数和(自身を含む): 90252254400

約数和(自身を除く): 61842102180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 270, 316, 324, 395, 405, 474, 540, 711, 790, 810, 948, 1185, 1422, 1580, 1620, 2133, 2370, 2844, 3555, 4266, 4740, 6399, 7110, 8532, 10665, 12798, 14220, 21330, 25596, 31995, 42660, 63990, 127980, 221989, 443978, 665967, 887956, 1109945, 1331934, 1997901, 2219890, 2663868, 3329835, 3995802, 4439780, 5993703, 6659670, 7991604, 9989505, 11987406, 13319340, 17537131, 17981109, 19979010, 23974812, 29968515, 35074262, 35962218, 39958020, 52611393, 59937030, 70148524, 71924436, 87685655, 89905545, 105222786, 119874060, 157834179, 175371310, 179811090, 210445572, 263056965, 315668358, 350742620, 359622180, 473502537, 526113930, 631336716, 789170895, 947005074, 1052227860, 1420507611, 1578341790, 1894010148, 2367512685, 2841015222, 3156683580, 4735025370, 5682030444, 7102538055, 9470050740, 14205076110, 28410152220]

約数ペア:

[(1, 28410152220), (2, 14205076110), (3, 9470050740), (4, 7102538055), (5, 5682030444), (6, 4735025370), (9, 3156683580), (10, 2841015222), (12, 2367512685), (15, 1894010148), (18, 1578341790), (20, 1420507611), (27, 1052227860), (30, 947005074), (36, 789170895), (45, 631336716), (54, 526113930), (60, 473502537), (79, 359622180), (81, 350742620), (90, 315668358), (108, 263056965), (135, 210445572), (158, 179811090), (162, 175371310), (180, 157834179), (237, 119874060), (270, 105222786), (316, 89905545), (324, 87685655), (395, 71924436), (405, 70148524), (474, 59937030), (540, 52611393), (711, 39958020), (790, 35962218), (810, 35074262), (948, 29968515), (1185, 23974812), (1422, 19979010), (1580, 17981109), (1620, 17537131), (2133, 13319340), (2370, 11987406), (2844, 9989505), (3555, 7991604), (4266, 6659670), (4740, 5993703), (6399, 4439780), (7110, 3995802), (8532, 3329835), (10665, 2663868), (12798, 2219890), (14220, 1997901), (21330, 1331934), (25596, 1109945), (31995, 887956), (42660, 665967), (63990, 443978), (127980, 221989)]