18847620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 48889980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 33, 36, 38, 44, 45, 54, 55, 57, 60, 66, 76, 90, 95, 99, 108, 110, 114, 132, 135, 165, 167, 171, 180, 190, 198, 209, 220, 228, 270, 285, 297, 330, 334, 342, 380, 396, 418, 495, 501, 513, 540, 570, 594, 627, 660, 668, 684, 835, 836, 855, 990, 1002, 1026, 1045, 1140, 1188, 1254, 1485, 1503, 1670, 1710, 1837, 1881, 1980, 2004, 2052, 2090, 2505, 2508, 2565, 2970, 3006, 3135, 3173, 3340, 3420, 3674, 3762, 4180, 4509, 5010, 5130, 5511, 5643, 5940, 6012, 6270, 6346, 7348, 7515, 7524, 9018, 9185, 9405, 9519, 10020, 10260, 11022, 11286, 12540, 12692, 15030, 15865, 16533, 18036, 18370, 18810, 19038, 22044, 22545, 22572, 27555, 28215, 28557, 30060, 31730, 33066, 34903, 36740, 37620, 38076, 45090, 47595, 49599, 55110, 56430, 57114, 63460, 66132, 69806, 82665, 85671, 90180, 95190, 99198, 104709, 110220, 112860, 114228, 139612, 142785, 165330, 171342, 174515, 190380, 198396, 209418, 247995, 285570, 314127, 330660, 342684, 349030, 418836, 428355, 495990, 523545, 571140, 628254, 698060, 856710, 942381, 991980, 1047090, 1256508, 1570635, 1713420, 1884762, 2094180, 3141270, 3769524, 4711905, 6282540, 9423810, 18847620]

約数ペア:

[(1, 18847620), (2, 9423810), (3, 6282540), (4, 4711905), (5, 3769524), (6, 3141270), (9, 2094180), (10, 1884762), (11, 1713420), (12, 1570635), (15, 1256508), (18, 1047090), (19, 991980), (20, 942381), (22, 856710), (27, 698060), (30, 628254), (33, 571140), (36, 523545), (38, 495990), (44, 428355), (45, 418836), (54, 349030), (55, 342684), (57, 330660), (60, 314127), (66, 285570), (76, 247995), (90, 209418), (95, 198396), (99, 190380), (108, 174515), (110, 171342), (114, 165330), (132, 142785), (135, 139612), (165, 114228), (167, 112860), (171, 110220), (180, 104709), (190, 99198), (198, 95190), (209, 90180), (220, 85671), (228, 82665), (270, 69806), (285, 66132), (297, 63460), (330, 57114), (334, 56430), (342, 55110), (380, 49599), (396, 47595), (418, 45090), (495, 38076), (501, 37620), (513, 36740), (540, 34903), (570, 33066), (594, 31730), (627, 30060), (660, 28557), (668, 28215), (684, 27555), (835, 22572), (836, 22545), (855, 22044), (990, 19038), (1002, 18810), (1026, 18370), (1045, 18036), (1140, 16533), (1188, 15865), (1254, 15030), (1485, 12692), (1503, 12540), (1670, 11286), (1710, 11022), (1837, 10260), (1881, 10020), (1980, 9519), (2004, 9405), (2052, 9185), (2090, 9018), (2505, 7524), (2508, 7515), (2565, 7348), (2970, 6346), (3006, 6270), (3135, 6012), (3173, 5940), (3340, 5643), (3420, 5511), (3674, 5130), (3762, 5010), (4180, 4509)]