180972180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1018

約数の個数: 144

約数和(自身を含む): 583848720

約数和(自身を除く): 402876540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 74, 87, 90, 111, 116, 145, 148, 174, 180, 185, 222, 261, 290, 333, 348, 370, 435, 444, 522, 555, 580, 666, 740, 870, 937, 1044, 1073, 1110, 1305, 1332, 1665, 1740, 1874, 2146, 2220, 2610, 2811, 3219, 3330, 3748, 4292, 4685, 5220, 5365, 5622, 6438, 6660, 8433, 9370, 9657, 10730, 11244, 12876, 14055, 16095, 16866, 18740, 19314, 21460, 27173, 28110, 32190, 33732, 34669, 38628, 42165, 48285, 54346, 56220, 64380, 69338, 81519, 84330, 96570, 104007, 108692, 135865, 138676, 163038, 168660, 173345, 193140, 208014, 244557, 271730, 312021, 326076, 346690, 407595, 416028, 489114, 520035, 543460, 624042, 693380, 815190, 978228, 1005401, 1040070, 1222785, 1248084, 1560105, 1630380, 2010802, 2080140, 2445570, 3016203, 3120210, 4021604, 4891140, 5027005, 6032406, 6240420, 9048609, 10054010, 12064812, 15081015, 18097218, 20108020, 30162030, 36194436, 45243045, 60324060, 90486090, 180972180]

約数ペア:

[(1, 180972180), (2, 90486090), (3, 60324060), (4, 45243045), (5, 36194436), (6, 30162030), (9, 20108020), (10, 18097218), (12, 15081015), (15, 12064812), (18, 10054010), (20, 9048609), (29, 6240420), (30, 6032406), (36, 5027005), (37, 4891140), (45, 4021604), (58, 3120210), (60, 3016203), (74, 2445570), (87, 2080140), (90, 2010802), (111, 1630380), (116, 1560105), (145, 1248084), (148, 1222785), (174, 1040070), (180, 1005401), (185, 978228), (222, 815190), (261, 693380), (290, 624042), (333, 543460), (348, 520035), (370, 489114), (435, 416028), (444, 407595), (522, 346690), (555, 326076), (580, 312021), (666, 271730), (740, 244557), (870, 208014), (937, 193140), (1044, 173345), (1073, 168660), (1110, 163038), (1305, 138676), (1332, 135865), (1665, 108692), (1740, 104007), (1874, 96570), (2146, 84330), (2220, 81519), (2610, 69338), (2811, 64380), (3219, 56220), (3330, 54346), (3748, 48285), (4292, 42165), (4685, 38628), (5220, 34669), (5365, 33732), (5622, 32190), (6438, 28110), (6660, 27173), (8433, 21460), (9370, 19314), (9657, 18740), (10730, 16866), (11244, 16095), (12876, 14055)]