215480520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10501}}^1$

素因数の和:10540

約数の個数: 128

約数和(自身を含む): 756144000

約数和(自身を除く): 540663480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 10501, 20520, 21002, 31503, 42004, 52505, 63006, 84008, 94509, 105010, 126012, 157515, 189018, 199519, 210020, 252024, 283527, 315030, 378036, 399038, 420040, 472545, 567054, 598557, 630060, 756072, 798076, 945090, 997595, 1134108, 1197114, 1260120, 1417635, 1596152, 1795671, 1890180, 1995190, 2268216, 2394228, 2835270, 2992785, 3591342, 3780360, 3990380, 4788456, 5387013, 5670540, 5985570, 7182684, 7980760, 8978355, 10774026, 11341080, 11971140, 14365368, 17956710, 21548052, 23942280, 26935065, 35913420, 43096104, 53870130, 71826840, 107740260, 215480520]

約数ペア:

[(1, 215480520), (2, 107740260), (3, 71826840), (4, 53870130), (5, 43096104), (6, 35913420), (8, 26935065), (9, 23942280), (10, 21548052), (12, 17956710), (15, 14365368), (18, 11971140), (19, 11341080), (20, 10774026), (24, 8978355), (27, 7980760), (30, 7182684), (36, 5985570), (38, 5670540), (40, 5387013), (45, 4788456), (54, 3990380), (57, 3780360), (60, 3591342), (72, 2992785), (76, 2835270), (90, 2394228), (95, 2268216), (108, 1995190), (114, 1890180), (120, 1795671), (135, 1596152), (152, 1417635), (171, 1260120), (180, 1197114), (190, 1134108), (216, 997595), (228, 945090), (270, 798076), (285, 756072), (342, 630060), (360, 598557), (380, 567054), (456, 472545), (513, 420040), (540, 399038), (570, 378036), (684, 315030), (760, 283527), (855, 252024), (1026, 210020), (1080, 199519), (1140, 189018), (1368, 157515), (1710, 126012), (2052, 105010), (2280, 94509), (2565, 84008), (3420, 63006), (4104, 52505), (5130, 42004), (6840, 31503), (10260, 21002), (10501, 20520)]